1 /*
2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
6 *
7 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
8 * Copyright (c) 2002-2014, Professor Benoit Macq
9 * Copyright (c) 2001-2003, David Janssens
10 * Copyright (c) 2002-2003, Yannick Verschueren
11 * Copyright (c) 2003-2007, Francois-Olivier Devaux
12 * Copyright (c) 2003-2014, Antonin Descampe
13 * Copyright (c) 2005, Herve Drolon, FreeImage Team
14 * Copyright (c) 2006-2007, Parvatha Elangovan
15 * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
16 * Copyright (c) 2012, CS Systemes d'Information, France
17 * Copyright (c) 2017, IntoPIX SA <support@intopix.com>
18 * All rights reserved.
19 *
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions
22 * are met:
23 * 1. Redistributions of source code must retain the above copyright
24 * notice, this list of conditions and the following disclaimer.
25 * 2. Redistributions in binary form must reproduce the above copyright
26 * notice, this list of conditions and the following disclaimer in the
27 * documentation and/or other materials provided with the distribution.
28 *
29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
30 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
33 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39 * POSSIBILITY OF SUCH DAMAGE.
40 */
41
42 #include "opj_includes.h"
43 #include "opj_common.h"
44
45 /* ----------------------------------------------------------------------- */
46
47 /* TODO MSD: */
48 #ifdef TODO_MSD
tcd_dump(FILE * fd,opj_tcd_t * tcd,opj_tcd_image_t * img)49 void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_image_t * img)
50 {
51 int tileno, compno, resno, bandno, precno;/*, cblkno;*/
52
53 fprintf(fd, "image {\n");
54 fprintf(fd, " tw=%d, th=%d x0=%d x1=%d y0=%d y1=%d\n",
55 img->tw, img->th, tcd->image->x0, tcd->image->x1, tcd->image->y0,
56 tcd->image->y1);
57
58 for (tileno = 0; tileno < img->th * img->tw; tileno++) {
59 opj_tcd_tile_t *tile = &tcd->tcd_image->tiles[tileno];
60 fprintf(fd, " tile {\n");
61 fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, numcomps=%d\n",
62 tile->x0, tile->y0, tile->x1, tile->y1, tile->numcomps);
63 for (compno = 0; compno < tile->numcomps; compno++) {
64 opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
65 fprintf(fd, " tilec {\n");
66 fprintf(fd,
67 " x0=%d, y0=%d, x1=%d, y1=%d, numresolutions=%d\n",
68 tilec->x0, tilec->y0, tilec->x1, tilec->y1, tilec->numresolutions);
69 for (resno = 0; resno < tilec->numresolutions; resno++) {
70 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
71 fprintf(fd, "\n res {\n");
72 fprintf(fd,
73 " x0=%d, y0=%d, x1=%d, y1=%d, pw=%d, ph=%d, numbands=%d\n",
74 res->x0, res->y0, res->x1, res->y1, res->pw, res->ph, res->numbands);
75 for (bandno = 0; bandno < res->numbands; bandno++) {
76 opj_tcd_band_t *band = &res->bands[bandno];
77 fprintf(fd, " band {\n");
78 fprintf(fd,
79 " x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%f, numbps=%d\n",
80 band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps);
81 for (precno = 0; precno < res->pw * res->ph; precno++) {
82 opj_tcd_precinct_t *prec = &band->precincts[precno];
83 fprintf(fd, " prec {\n");
84 fprintf(fd,
85 " x0=%d, y0=%d, x1=%d, y1=%d, cw=%d, ch=%d\n",
86 prec->x0, prec->y0, prec->x1, prec->y1, prec->cw, prec->ch);
87 /*
88 for (cblkno = 0; cblkno < prec->cw * prec->ch; cblkno++) {
89 opj_tcd_cblk_t *cblk = &prec->cblks[cblkno];
90 fprintf(fd, " cblk {\n");
91 fprintf(fd,
92 " x0=%d, y0=%d, x1=%d, y1=%d\n",
93 cblk->x0, cblk->y0, cblk->x1, cblk->y1);
94 fprintf(fd, " }\n");
95 }
96 */
97 fprintf(fd, " }\n");
98 }
99 fprintf(fd, " }\n");
100 }
101 fprintf(fd, " }\n");
102 }
103 fprintf(fd, " }\n");
104 }
105 fprintf(fd, " }\n");
106 }
107 fprintf(fd, "}\n");
108 }
109 #endif
110
111 /**
112 * Initializes tile coding/decoding
113 */
114 static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
115 OPJ_BOOL isEncoder, OPJ_SIZE_T sizeof_block,
116 opj_event_mgr_t* manager);
117
118 /**
119 * Allocates memory for a decoding code block.
120 */
121 static OPJ_BOOL opj_tcd_code_block_dec_allocate(opj_tcd_cblk_dec_t *
122 p_code_block);
123
124 /**
125 * Deallocates the decoding data of the given precinct.
126 */
127 static void opj_tcd_code_block_dec_deallocate(opj_tcd_precinct_t * p_precinct);
128
129 /**
130 * Allocates memory for an encoding code block (but not data).
131 */
132 static OPJ_BOOL opj_tcd_code_block_enc_allocate(opj_tcd_cblk_enc_t *
133 p_code_block);
134
135 /**
136 * Allocates data for an encoding code block
137 */
138 static OPJ_BOOL opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t *
139 p_code_block);
140
141 /**
142 * Deallocates the encoding data of the given precinct.
143 */
144 static void opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct);
145
146
147 /**
148 Free the memory allocated for encoding
149 @param tcd TCD handle
150 */
151 static void opj_tcd_free_tile(opj_tcd_t *tcd);
152
153
154 static OPJ_BOOL opj_tcd_t2_decode(opj_tcd_t *p_tcd,
155 OPJ_BYTE * p_src_data,
156 OPJ_UINT32 * p_data_read,
157 OPJ_UINT32 p_max_src_size,
158 opj_codestream_index_t *p_cstr_index,
159 opj_event_mgr_t *p_manager);
160
161 static OPJ_BOOL opj_tcd_t1_decode(opj_tcd_t *p_tcd,
162 opj_event_mgr_t *p_manager);
163
164 static OPJ_BOOL opj_tcd_dwt_decode(opj_tcd_t *p_tcd);
165
166 static OPJ_BOOL opj_tcd_mct_decode(opj_tcd_t *p_tcd,
167 opj_event_mgr_t *p_manager);
168
169 static OPJ_BOOL opj_tcd_dc_level_shift_decode(opj_tcd_t *p_tcd);
170
171
172 static OPJ_BOOL opj_tcd_dc_level_shift_encode(opj_tcd_t *p_tcd);
173
174 static OPJ_BOOL opj_tcd_mct_encode(opj_tcd_t *p_tcd);
175
176 static OPJ_BOOL opj_tcd_dwt_encode(opj_tcd_t *p_tcd);
177
178 static OPJ_BOOL opj_tcd_t1_encode(opj_tcd_t *p_tcd);
179
180 static OPJ_BOOL opj_tcd_t2_encode(opj_tcd_t *p_tcd,
181 OPJ_BYTE * p_dest_data,
182 OPJ_UINT32 * p_data_written,
183 OPJ_UINT32 p_max_dest_size,
184 opj_codestream_info_t *p_cstr_info,
185 opj_tcd_marker_info_t* p_marker_info,
186 opj_event_mgr_t *p_manager);
187
188 static OPJ_BOOL opj_tcd_rate_allocate_encode(opj_tcd_t *p_tcd,
189 OPJ_BYTE * p_dest_data,
190 OPJ_UINT32 p_max_dest_size,
191 opj_codestream_info_t *p_cstr_info,
192 opj_event_mgr_t *p_manager);
193
194
195 static OPJ_BOOL opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t *tcd,
196 OPJ_UINT32 compno);
197
198 /* ----------------------------------------------------------------------- */
199
200 /**
201 Create a new TCD handle
202 */
opj_tcd_create(OPJ_BOOL p_is_decoder)203 opj_tcd_t* opj_tcd_create(OPJ_BOOL p_is_decoder)
204 {
205 opj_tcd_t *l_tcd = 00;
206
207 /* create the tcd structure */
208 l_tcd = (opj_tcd_t*) opj_calloc(1, sizeof(opj_tcd_t));
209 if (!l_tcd) {
210 return 00;
211 }
212
213 l_tcd->m_is_decoder = p_is_decoder ? 1 : 0;
214
215 l_tcd->tcd_image = (opj_tcd_image_t*)opj_calloc(1, sizeof(opj_tcd_image_t));
216 if (!l_tcd->tcd_image) {
217 opj_free(l_tcd);
218 return 00;
219 }
220
221 return l_tcd;
222 }
223
224
225 /* ----------------------------------------------------------------------- */
226
opj_tcd_rateallocate_fixed(opj_tcd_t * tcd)227 void opj_tcd_rateallocate_fixed(opj_tcd_t *tcd)
228 {
229 OPJ_UINT32 layno;
230
231 for (layno = 0; layno < tcd->tcp->numlayers; layno++) {
232 opj_tcd_makelayer_fixed(tcd, layno, 1);
233 }
234 }
235
236
opj_tcd_makelayer(opj_tcd_t * tcd,OPJ_UINT32 layno,OPJ_FLOAT64 thresh,OPJ_UINT32 final)237 void opj_tcd_makelayer(opj_tcd_t *tcd,
238 OPJ_UINT32 layno,
239 OPJ_FLOAT64 thresh,
240 OPJ_UINT32 final)
241 {
242 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
243 OPJ_UINT32 passno;
244
245 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
246
247 tcd_tile->distolayer[layno] = 0; /* fixed_quality */
248
249 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
250 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
251
252 for (resno = 0; resno < tilec->numresolutions; resno++) {
253 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
254
255 for (bandno = 0; bandno < res->numbands; bandno++) {
256 opj_tcd_band_t *band = &res->bands[bandno];
257
258 /* Skip empty bands */
259 if (opj_tcd_is_band_empty(band)) {
260 continue;
261 }
262
263 for (precno = 0; precno < res->pw * res->ph; precno++) {
264 opj_tcd_precinct_t *prc = &band->precincts[precno];
265
266 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
267 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
268 opj_tcd_layer_t *layer = &cblk->layers[layno];
269 OPJ_UINT32 n;
270
271 if (layno == 0) {
272 cblk->numpassesinlayers = 0;
273 }
274
275 n = cblk->numpassesinlayers;
276
277 if (thresh < 0) {
278 /* Special value to indicate to use all passes */
279 n = cblk->totalpasses;
280 } else {
281 for (passno = cblk->numpassesinlayers; passno < cblk->totalpasses; passno++) {
282 OPJ_UINT32 dr;
283 OPJ_FLOAT64 dd;
284 opj_tcd_pass_t *pass = &cblk->passes[passno];
285
286 if (n == 0) {
287 dr = pass->rate;
288 dd = pass->distortiondec;
289 } else {
290 dr = pass->rate - cblk->passes[n - 1].rate;
291 dd = pass->distortiondec - cblk->passes[n - 1].distortiondec;
292 }
293
294 if (!dr) {
295 if (dd != 0) {
296 n = passno + 1;
297 }
298 continue;
299 }
300 if (thresh - (dd / dr) <
301 DBL_EPSILON) { /* do not rely on float equality, check with DBL_EPSILON margin */
302 n = passno + 1;
303 }
304 }
305 }
306
307 layer->numpasses = n - cblk->numpassesinlayers;
308
309 if (!layer->numpasses) {
310 layer->disto = 0;
311 continue;
312 }
313
314 if (cblk->numpassesinlayers == 0) {
315 layer->len = cblk->passes[n - 1].rate;
316 layer->data = cblk->data;
317 layer->disto = cblk->passes[n - 1].distortiondec;
318 } else {
319 layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers -
320 1].rate;
321 layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate;
322 layer->disto = cblk->passes[n - 1].distortiondec -
323 cblk->passes[cblk->numpassesinlayers - 1].distortiondec;
324 }
325
326 tcd_tile->distolayer[layno] += layer->disto; /* fixed_quality */
327
328 if (final) {
329 cblk->numpassesinlayers = n;
330 }
331 }
332 }
333 }
334 }
335 }
336 }
337
opj_tcd_makelayer_fixed(opj_tcd_t * tcd,OPJ_UINT32 layno,OPJ_UINT32 final)338 void opj_tcd_makelayer_fixed(opj_tcd_t *tcd, OPJ_UINT32 layno,
339 OPJ_UINT32 final)
340 {
341 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
342 OPJ_INT32 value; /*, matrice[tcd_tcp->numlayers][tcd_tile->comps[0].numresolutions][3]; */
343 OPJ_INT32 matrice[10][10][3];
344 OPJ_UINT32 i, j, k;
345
346 opj_cp_t *cp = tcd->cp;
347 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
348 opj_tcp_t *tcd_tcp = tcd->tcp;
349
350 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
351 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
352
353 for (i = 0; i < tcd_tcp->numlayers; i++) {
354 for (j = 0; j < tilec->numresolutions; j++) {
355 for (k = 0; k < 3; k++) {
356 matrice[i][j][k] =
357 (OPJ_INT32)((OPJ_FLOAT32)cp->m_specific_param.m_enc.m_matrice[i *
358 tilec->numresolutions * 3 + j * 3 + k]
359 * (OPJ_FLOAT32)(tcd->image->comps[compno].prec / 16.0));
360 }
361 }
362 }
363
364 for (resno = 0; resno < tilec->numresolutions; resno++) {
365 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
366
367 for (bandno = 0; bandno < res->numbands; bandno++) {
368 opj_tcd_band_t *band = &res->bands[bandno];
369
370 /* Skip empty bands */
371 if (opj_tcd_is_band_empty(band)) {
372 continue;
373 }
374
375 for (precno = 0; precno < res->pw * res->ph; precno++) {
376 opj_tcd_precinct_t *prc = &band->precincts[precno];
377
378 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
379 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
380 opj_tcd_layer_t *layer = &cblk->layers[layno];
381 OPJ_UINT32 n;
382 OPJ_INT32 imsb = (OPJ_INT32)(tcd->image->comps[compno].prec -
383 cblk->numbps); /* number of bit-plan equal to zero */
384
385 /* Correction of the matrix of coefficient to include the IMSB information */
386 if (layno == 0) {
387 value = matrice[layno][resno][bandno];
388 if (imsb >= value) {
389 value = 0;
390 } else {
391 value -= imsb;
392 }
393 } else {
394 value = matrice[layno][resno][bandno] - matrice[layno - 1][resno][bandno];
395 if (imsb >= matrice[layno - 1][resno][bandno]) {
396 value -= (imsb - matrice[layno - 1][resno][bandno]);
397 if (value < 0) {
398 value = 0;
399 }
400 }
401 }
402
403 if (layno == 0) {
404 cblk->numpassesinlayers = 0;
405 }
406
407 n = cblk->numpassesinlayers;
408 if (cblk->numpassesinlayers == 0) {
409 if (value != 0) {
410 n = 3 * (OPJ_UINT32)value - 2 + cblk->numpassesinlayers;
411 } else {
412 n = cblk->numpassesinlayers;
413 }
414 } else {
415 n = 3 * (OPJ_UINT32)value + cblk->numpassesinlayers;
416 }
417
418 layer->numpasses = n - cblk->numpassesinlayers;
419
420 if (!layer->numpasses) {
421 continue;
422 }
423
424 if (cblk->numpassesinlayers == 0) {
425 layer->len = cblk->passes[n - 1].rate;
426 layer->data = cblk->data;
427 } else {
428 layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers -
429 1].rate;
430 layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate;
431 }
432
433 if (final) {
434 cblk->numpassesinlayers = n;
435 }
436 }
437 }
438 }
439 }
440 }
441 }
442
opj_tcd_rateallocate(opj_tcd_t * tcd,OPJ_BYTE * dest,OPJ_UINT32 * p_data_written,OPJ_UINT32 len,opj_codestream_info_t * cstr_info,opj_event_mgr_t * p_manager)443 OPJ_BOOL opj_tcd_rateallocate(opj_tcd_t *tcd,
444 OPJ_BYTE *dest,
445 OPJ_UINT32 * p_data_written,
446 OPJ_UINT32 len,
447 opj_codestream_info_t *cstr_info,
448 opj_event_mgr_t *p_manager)
449 {
450 OPJ_UINT32 compno, resno, bandno, precno, cblkno, layno;
451 OPJ_UINT32 passno;
452 OPJ_FLOAT64 min, max;
453 OPJ_FLOAT64 cumdisto[100]; /* fixed_quality */
454 const OPJ_FLOAT64 K = 1; /* 1.1; fixed_quality */
455 OPJ_FLOAT64 maxSE = 0;
456
457 opj_cp_t *cp = tcd->cp;
458 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
459 opj_tcp_t *tcd_tcp = tcd->tcp;
460
461 min = DBL_MAX;
462 max = 0;
463
464 tcd_tile->numpix = 0; /* fixed_quality */
465
466 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
467 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
468 tilec->numpix = 0;
469
470 for (resno = 0; resno < tilec->numresolutions; resno++) {
471 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
472
473 for (bandno = 0; bandno < res->numbands; bandno++) {
474 opj_tcd_band_t *band = &res->bands[bandno];
475
476 /* Skip empty bands */
477 if (opj_tcd_is_band_empty(band)) {
478 continue;
479 }
480
481 for (precno = 0; precno < res->pw * res->ph; precno++) {
482 opj_tcd_precinct_t *prc = &band->precincts[precno];
483
484 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
485 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
486
487 for (passno = 0; passno < cblk->totalpasses; passno++) {
488 opj_tcd_pass_t *pass = &cblk->passes[passno];
489 OPJ_INT32 dr;
490 OPJ_FLOAT64 dd, rdslope;
491
492 if (passno == 0) {
493 dr = (OPJ_INT32)pass->rate;
494 dd = pass->distortiondec;
495 } else {
496 dr = (OPJ_INT32)(pass->rate - cblk->passes[passno - 1].rate);
497 dd = pass->distortiondec - cblk->passes[passno - 1].distortiondec;
498 }
499
500 if (dr == 0) {
501 continue;
502 }
503
504 rdslope = dd / dr;
505 if (rdslope < min) {
506 min = rdslope;
507 }
508
509 if (rdslope > max) {
510 max = rdslope;
511 }
512 } /* passno */
513
514 /* fixed_quality */
515 tcd_tile->numpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0));
516 tilec->numpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0));
517 } /* cbklno */
518 } /* precno */
519 } /* bandno */
520 } /* resno */
521
522 maxSE += (((OPJ_FLOAT64)(1 << tcd->image->comps[compno].prec) - 1.0)
523 * ((OPJ_FLOAT64)(1 << tcd->image->comps[compno].prec) - 1.0))
524 * ((OPJ_FLOAT64)(tilec->numpix));
525 } /* compno */
526
527 /* index file */
528 if (cstr_info) {
529 opj_tile_info_t *tile_info = &cstr_info->tile[tcd->tcd_tileno];
530 tile_info->numpix = tcd_tile->numpix;
531 tile_info->distotile = tcd_tile->distotile;
532 tile_info->thresh = (OPJ_FLOAT64 *) opj_malloc(tcd_tcp->numlayers * sizeof(
533 OPJ_FLOAT64));
534 if (!tile_info->thresh) {
535 /* FIXME event manager error callback */
536 return OPJ_FALSE;
537 }
538 }
539
540 for (layno = 0; layno < tcd_tcp->numlayers; layno++) {
541 OPJ_FLOAT64 lo = min;
542 OPJ_FLOAT64 hi = max;
543 OPJ_UINT32 maxlen = tcd_tcp->rates[layno] > 0.0f ? opj_uint_min(((
544 OPJ_UINT32) ceil(tcd_tcp->rates[layno])), len) : len;
545 OPJ_FLOAT64 goodthresh = 0;
546 OPJ_FLOAT64 stable_thresh = 0;
547 OPJ_UINT32 i;
548 OPJ_FLOAT64 distotarget; /* fixed_quality */
549
550 /* fixed_quality */
551 distotarget = tcd_tile->distotile - ((K * maxSE) / pow((OPJ_FLOAT32)10,
552 tcd_tcp->distoratio[layno] / 10));
553
554 /* Don't try to find an optimal threshold but rather take everything not included yet, if
555 -r xx,yy,zz,0 (disto_alloc == 1 and rates == 0)
556 -q xx,yy,zz,0 (fixed_quality == 1 and distoratio == 0)
557 ==> possible to have some lossy layers and the last layer for sure lossless */
558 if (((cp->m_specific_param.m_enc.m_disto_alloc == 1) &&
559 (tcd_tcp->rates[layno] > 0.0f)) ||
560 ((cp->m_specific_param.m_enc.m_fixed_quality == 1) &&
561 (tcd_tcp->distoratio[layno] > 0.0))) {
562 opj_t2_t*t2 = opj_t2_create(tcd->image, cp);
563 OPJ_FLOAT64 thresh = 0;
564
565 if (t2 == 00) {
566 return OPJ_FALSE;
567 }
568
569 for (i = 0; i < 128; ++i) {
570 OPJ_FLOAT64 distoachieved = 0; /* fixed_quality */
571
572 thresh = (lo + hi) / 2;
573
574 opj_tcd_makelayer(tcd, layno, thresh, 0);
575
576 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* fixed_quality */
577 if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) {
578 if (! opj_t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest,
579 p_data_written, maxlen, cstr_info, NULL, tcd->cur_tp_num, tcd->tp_pos,
580 tcd->cur_pino,
581 THRESH_CALC, p_manager)) {
582
583 lo = thresh;
584 continue;
585 } else {
586 distoachieved = layno == 0 ?
587 tcd_tile->distolayer[0] : cumdisto[layno - 1] + tcd_tile->distolayer[layno];
588
589 if (distoachieved < distotarget) {
590 hi = thresh;
591 stable_thresh = thresh;
592 continue;
593 } else {
594 lo = thresh;
595 }
596 }
597 } else {
598 distoachieved = (layno == 0) ?
599 tcd_tile->distolayer[0] : (cumdisto[layno - 1] + tcd_tile->distolayer[layno]);
600
601 if (distoachieved < distotarget) {
602 hi = thresh;
603 stable_thresh = thresh;
604 continue;
605 }
606 lo = thresh;
607 }
608 } else {
609 if (! opj_t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest,
610 p_data_written, maxlen, cstr_info, NULL, tcd->cur_tp_num, tcd->tp_pos,
611 tcd->cur_pino,
612 THRESH_CALC, p_manager)) {
613 /* TODO: what to do with l ??? seek / tell ??? */
614 /* opj_event_msg(tcd->cinfo, EVT_INFO, "rate alloc: len=%d, max=%d\n", l, maxlen); */
615 lo = thresh;
616 continue;
617 }
618
619 hi = thresh;
620 stable_thresh = thresh;
621 }
622 }
623
624 goodthresh = stable_thresh == 0 ? thresh : stable_thresh;
625
626 opj_t2_destroy(t2);
627 } else {
628 /* Special value to indicate to use all passes */
629 goodthresh = -1;
630 }
631
632 if (cstr_info) { /* Threshold for Marcela Index */
633 cstr_info->tile[tcd->tcd_tileno].thresh[layno] = goodthresh;
634 }
635
636 opj_tcd_makelayer(tcd, layno, goodthresh, 1);
637
638 /* fixed_quality */
639 cumdisto[layno] = (layno == 0) ? tcd_tile->distolayer[0] :
640 (cumdisto[layno - 1] + tcd_tile->distolayer[layno]);
641 }
642
643 return OPJ_TRUE;
644 }
645
opj_tcd_init(opj_tcd_t * p_tcd,opj_image_t * p_image,opj_cp_t * p_cp,opj_thread_pool_t * p_tp)646 OPJ_BOOL opj_tcd_init(opj_tcd_t *p_tcd,
647 opj_image_t * p_image,
648 opj_cp_t * p_cp,
649 opj_thread_pool_t* p_tp)
650 {
651 p_tcd->image = p_image;
652 p_tcd->cp = p_cp;
653
654 p_tcd->tcd_image->tiles = (opj_tcd_tile_t *) opj_calloc(1,
655 sizeof(opj_tcd_tile_t));
656 if (! p_tcd->tcd_image->tiles) {
657 return OPJ_FALSE;
658 }
659
660 p_tcd->tcd_image->tiles->comps = (opj_tcd_tilecomp_t *) opj_calloc(
661 p_image->numcomps, sizeof(opj_tcd_tilecomp_t));
662 if (! p_tcd->tcd_image->tiles->comps) {
663 return OPJ_FALSE;
664 }
665
666 p_tcd->tcd_image->tiles->numcomps = p_image->numcomps;
667 p_tcd->tp_pos = p_cp->m_specific_param.m_enc.m_tp_pos;
668 p_tcd->thread_pool = p_tp;
669
670 return OPJ_TRUE;
671 }
672
673 /**
674 Destroy a previously created TCD handle
675 */
opj_tcd_destroy(opj_tcd_t * tcd)676 void opj_tcd_destroy(opj_tcd_t *tcd)
677 {
678 if (tcd) {
679 opj_tcd_free_tile(tcd);
680
681 if (tcd->tcd_image) {
682 opj_free(tcd->tcd_image);
683 tcd->tcd_image = 00;
684 }
685
686 opj_free(tcd->used_component);
687
688 opj_free(tcd);
689 }
690 }
691
opj_alloc_tile_component_data(opj_tcd_tilecomp_t * l_tilec)692 OPJ_BOOL opj_alloc_tile_component_data(opj_tcd_tilecomp_t *l_tilec)
693 {
694 if ((l_tilec->data == 00) ||
695 ((l_tilec->data_size_needed > l_tilec->data_size) &&
696 (l_tilec->ownsData == OPJ_FALSE))) {
697 l_tilec->data = (OPJ_INT32 *) opj_image_data_alloc(l_tilec->data_size_needed);
698 if (!l_tilec->data && l_tilec->data_size_needed != 0) {
699 return OPJ_FALSE;
700 }
701 /*fprintf(stderr, "tAllocate data of tilec (int): %d x OPJ_UINT32n",l_data_size);*/
702 l_tilec->data_size = l_tilec->data_size_needed;
703 l_tilec->ownsData = OPJ_TRUE;
704 } else if (l_tilec->data_size_needed > l_tilec->data_size) {
705 /* We don't need to keep old data */
706 opj_image_data_free(l_tilec->data);
707 l_tilec->data = (OPJ_INT32 *) opj_image_data_alloc(l_tilec->data_size_needed);
708 if (! l_tilec->data) {
709 l_tilec->data_size = 0;
710 l_tilec->data_size_needed = 0;
711 l_tilec->ownsData = OPJ_FALSE;
712 return OPJ_FALSE;
713 }
714 /*fprintf(stderr, "tReallocate data of tilec (int): from %d to %d x OPJ_UINT32n", l_tilec->data_size, l_data_size);*/
715 l_tilec->data_size = l_tilec->data_size_needed;
716 l_tilec->ownsData = OPJ_TRUE;
717 }
718 return OPJ_TRUE;
719 }
720
721 /* ----------------------------------------------------------------------- */
722
opj_tcd_init_tile(opj_tcd_t * p_tcd,OPJ_UINT32 p_tile_no,OPJ_BOOL isEncoder,OPJ_SIZE_T sizeof_block,opj_event_mgr_t * manager)723 static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
724 OPJ_BOOL isEncoder, OPJ_SIZE_T sizeof_block,
725 opj_event_mgr_t* manager)
726 {
727 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
728 opj_tcp_t * l_tcp = 00;
729 opj_cp_t * l_cp = 00;
730 opj_tcd_tile_t * l_tile = 00;
731 opj_tccp_t *l_tccp = 00;
732 opj_tcd_tilecomp_t *l_tilec = 00;
733 opj_image_comp_t * l_image_comp = 00;
734 opj_tcd_resolution_t *l_res = 00;
735 opj_tcd_band_t *l_band = 00;
736 opj_stepsize_t * l_step_size = 00;
737 opj_tcd_precinct_t *l_current_precinct = 00;
738 opj_image_t *l_image = 00;
739 OPJ_UINT32 p, q;
740 OPJ_UINT32 l_level_no;
741 OPJ_UINT32 l_pdx, l_pdy;
742 OPJ_INT32 l_x0b, l_y0b;
743 OPJ_UINT32 l_tx0, l_ty0;
744 /* extent of precincts , top left, bottom right**/
745 OPJ_INT32 l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end, l_br_prc_y_end;
746 /* number of precinct for a resolution */
747 OPJ_UINT32 l_nb_precincts;
748 /* room needed to store l_nb_precinct precinct for a resolution */
749 OPJ_UINT32 l_nb_precinct_size;
750 /* number of code blocks for a precinct*/
751 OPJ_UINT32 l_nb_code_blocks;
752 /* room needed to store l_nb_code_blocks code blocks for a precinct*/
753 OPJ_UINT32 l_nb_code_blocks_size;
754 /* size of data for a tile */
755 OPJ_UINT32 l_data_size;
756
757 l_cp = p_tcd->cp;
758 l_tcp = &(l_cp->tcps[p_tile_no]);
759 l_tile = p_tcd->tcd_image->tiles;
760 l_tccp = l_tcp->tccps;
761 l_tilec = l_tile->comps;
762 l_image = p_tcd->image;
763 l_image_comp = p_tcd->image->comps;
764
765 p = p_tile_no % l_cp->tw; /* tile coordinates */
766 q = p_tile_no / l_cp->tw;
767 /*fprintf(stderr, "Tile coordinate = %d,%d\n", p, q);*/
768
769 /* 4 borders of the tile rescale on the image if necessary */
770 l_tx0 = l_cp->tx0 + p *
771 l_cp->tdx; /* can't be greater than l_image->x1 so won't overflow */
772 l_tile->x0 = (OPJ_INT32)opj_uint_max(l_tx0, l_image->x0);
773 l_tile->x1 = (OPJ_INT32)opj_uint_min(opj_uint_adds(l_tx0, l_cp->tdx),
774 l_image->x1);
775 /* all those OPJ_UINT32 are casted to OPJ_INT32, let's do some sanity check */
776 if ((l_tile->x0 < 0) || (l_tile->x1 <= l_tile->x0)) {
777 opj_event_msg(manager, EVT_ERROR, "Tile X coordinates are not supported\n");
778 return OPJ_FALSE;
779 }
780 l_ty0 = l_cp->ty0 + q *
781 l_cp->tdy; /* can't be greater than l_image->y1 so won't overflow */
782 l_tile->y0 = (OPJ_INT32)opj_uint_max(l_ty0, l_image->y0);
783 l_tile->y1 = (OPJ_INT32)opj_uint_min(opj_uint_adds(l_ty0, l_cp->tdy),
784 l_image->y1);
785 /* all those OPJ_UINT32 are casted to OPJ_INT32, let's do some sanity check */
786 if ((l_tile->y0 < 0) || (l_tile->y1 <= l_tile->y0)) {
787 opj_event_msg(manager, EVT_ERROR, "Tile Y coordinates are not supported\n");
788 return OPJ_FALSE;
789 }
790
791
792 /* testcase 1888.pdf.asan.35.988 */
793 if (l_tccp->numresolutions == 0) {
794 opj_event_msg(manager, EVT_ERROR, "tiles require at least one resolution\n");
795 return OPJ_FALSE;
796 }
797 /*fprintf(stderr, "Tile border = %d,%d,%d,%d\n", l_tile->x0, l_tile->y0,l_tile->x1,l_tile->y1);*/
798
799 /*tile->numcomps = image->numcomps; */
800 for (compno = 0; compno < l_tile->numcomps; ++compno) {
801 /*fprintf(stderr, "compno = %d/%d\n", compno, l_tile->numcomps);*/
802 l_image_comp->resno_decoded = 0;
803 /* border of each l_tile component (global) */
804 l_tilec->x0 = opj_int_ceildiv(l_tile->x0, (OPJ_INT32)l_image_comp->dx);
805 l_tilec->y0 = opj_int_ceildiv(l_tile->y0, (OPJ_INT32)l_image_comp->dy);
806 l_tilec->x1 = opj_int_ceildiv(l_tile->x1, (OPJ_INT32)l_image_comp->dx);
807 l_tilec->y1 = opj_int_ceildiv(l_tile->y1, (OPJ_INT32)l_image_comp->dy);
808 l_tilec->compno = compno;
809 /*fprintf(stderr, "\tTile compo border = %d,%d,%d,%d\n", l_tilec->x0, l_tilec->y0,l_tilec->x1,l_tilec->y1);*/
810
811 l_tilec->numresolutions = l_tccp->numresolutions;
812 if (l_tccp->numresolutions < l_cp->m_specific_param.m_dec.m_reduce) {
813 l_tilec->minimum_num_resolutions = 1;
814 } else {
815 l_tilec->minimum_num_resolutions = l_tccp->numresolutions -
816 l_cp->m_specific_param.m_dec.m_reduce;
817 }
818
819 if (isEncoder) {
820 OPJ_SIZE_T l_tile_data_size;
821
822 /* compute l_data_size with overflow check */
823 OPJ_SIZE_T w = (OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0);
824 OPJ_SIZE_T h = (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0);
825
826 /* issue 733, l_data_size == 0U, probably something wrong should be checked before getting here */
827 if (h > 0 && w > SIZE_MAX / h) {
828 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
829 return OPJ_FALSE;
830 }
831 l_tile_data_size = w * h;
832
833 if (SIZE_MAX / sizeof(OPJ_UINT32) < l_tile_data_size) {
834 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
835 return OPJ_FALSE;
836 }
837 l_tile_data_size = l_tile_data_size * sizeof(OPJ_UINT32);
838
839 l_tilec->data_size_needed = l_tile_data_size;
840 }
841
842 l_data_size = l_tilec->numresolutions * (OPJ_UINT32)sizeof(
843 opj_tcd_resolution_t);
844
845 opj_image_data_free(l_tilec->data_win);
846 l_tilec->data_win = NULL;
847 l_tilec->win_x0 = 0;
848 l_tilec->win_y0 = 0;
849 l_tilec->win_x1 = 0;
850 l_tilec->win_y1 = 0;
851
852 if (l_tilec->resolutions == 00) {
853 l_tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(l_data_size);
854 if (! l_tilec->resolutions) {
855 return OPJ_FALSE;
856 }
857 /*fprintf(stderr, "\tAllocate resolutions of tilec (opj_tcd_resolution_t): %d\n",l_data_size);*/
858 l_tilec->resolutions_size = l_data_size;
859 memset(l_tilec->resolutions, 0, l_data_size);
860 } else if (l_data_size > l_tilec->resolutions_size) {
861 opj_tcd_resolution_t* new_resolutions = (opj_tcd_resolution_t *) opj_realloc(
862 l_tilec->resolutions, l_data_size);
863 if (! new_resolutions) {
864 opj_event_msg(manager, EVT_ERROR, "Not enough memory for tile resolutions\n");
865 opj_free(l_tilec->resolutions);
866 l_tilec->resolutions = NULL;
867 l_tilec->resolutions_size = 0;
868 return OPJ_FALSE;
869 }
870 l_tilec->resolutions = new_resolutions;
871 /*fprintf(stderr, "\tReallocate data of tilec (int): from %d to %d x OPJ_UINT32\n", l_tilec->resolutions_size, l_data_size);*/
872 memset(((OPJ_BYTE*) l_tilec->resolutions) + l_tilec->resolutions_size, 0,
873 l_data_size - l_tilec->resolutions_size);
874 l_tilec->resolutions_size = l_data_size;
875 }
876
877 l_level_no = l_tilec->numresolutions;
878 l_res = l_tilec->resolutions;
879 l_step_size = l_tccp->stepsizes;
880 /*fprintf(stderr, "\tlevel_no=%d\n",l_level_no);*/
881
882 for (resno = 0; resno < l_tilec->numresolutions; ++resno) {
883 /*fprintf(stderr, "\t\tresno = %d/%d\n", resno, l_tilec->numresolutions);*/
884 OPJ_INT32 tlcbgxstart, tlcbgystart /*, brcbgxend, brcbgyend*/;
885 OPJ_UINT32 cbgwidthexpn, cbgheightexpn;
886 OPJ_UINT32 cblkwidthexpn, cblkheightexpn;
887
888 --l_level_no;
889
890 /* border for each resolution level (global) */
891 l_res->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
892 l_res->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
893 l_res->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
894 l_res->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
895
896 /*fprintf(stderr, "\t\t\tres_x0= %d, res_y0 =%d, res_x1=%d, res_y1=%d\n", l_res->x0, l_res->y0, l_res->x1, l_res->y1);*/
897 /* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */
898 l_pdx = l_tccp->prcw[resno];
899 l_pdy = l_tccp->prch[resno];
900 /*fprintf(stderr, "\t\t\tpdx=%d, pdy=%d\n", l_pdx, l_pdy);*/
901 /* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */
902 l_tl_prc_x_start = opj_int_floordivpow2(l_res->x0, (OPJ_INT32)l_pdx) << l_pdx;
903 l_tl_prc_y_start = opj_int_floordivpow2(l_res->y0, (OPJ_INT32)l_pdy) << l_pdy;
904 {
905 OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->x1,
906 (OPJ_INT32)l_pdx)) << l_pdx;
907 if (tmp > (OPJ_UINT32)INT_MAX) {
908 opj_event_msg(manager, EVT_ERROR, "Integer overflow\n");
909 return OPJ_FALSE;
910 }
911 l_br_prc_x_end = (OPJ_INT32)tmp;
912 }
913 {
914 OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->y1,
915 (OPJ_INT32)l_pdy)) << l_pdy;
916 if (tmp > (OPJ_UINT32)INT_MAX) {
917 opj_event_msg(manager, EVT_ERROR, "Integer overflow\n");
918 return OPJ_FALSE;
919 }
920 l_br_prc_y_end = (OPJ_INT32)tmp;
921 }
922 /*fprintf(stderr, "\t\t\tprc_x_start=%d, prc_y_start=%d, br_prc_x_end=%d, br_prc_y_end=%d \n", l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end ,l_br_prc_y_end );*/
923
924 l_res->pw = (l_res->x0 == l_res->x1) ? 0U : (OPJ_UINT32)((
925 l_br_prc_x_end - l_tl_prc_x_start) >> l_pdx);
926 l_res->ph = (l_res->y0 == l_res->y1) ? 0U : (OPJ_UINT32)((
927 l_br_prc_y_end - l_tl_prc_y_start) >> l_pdy);
928 /*fprintf(stderr, "\t\t\tres_pw=%d, res_ph=%d\n", l_res->pw, l_res->ph );*/
929
930 if ((l_res->pw != 0U) && ((((OPJ_UINT32) - 1) / l_res->pw) < l_res->ph)) {
931 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
932 return OPJ_FALSE;
933 }
934 l_nb_precincts = l_res->pw * l_res->ph;
935
936 if ((((OPJ_UINT32) - 1) / (OPJ_UINT32)sizeof(opj_tcd_precinct_t)) <
937 l_nb_precincts) {
938 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
939 return OPJ_FALSE;
940 }
941 l_nb_precinct_size = l_nb_precincts * (OPJ_UINT32)sizeof(opj_tcd_precinct_t);
942
943 if (resno == 0) {
944 tlcbgxstart = l_tl_prc_x_start;
945 tlcbgystart = l_tl_prc_y_start;
946 /*brcbgxend = l_br_prc_x_end;*/
947 /* brcbgyend = l_br_prc_y_end;*/
948 cbgwidthexpn = l_pdx;
949 cbgheightexpn = l_pdy;
950 l_res->numbands = 1;
951 } else {
952 tlcbgxstart = opj_int_ceildivpow2(l_tl_prc_x_start, 1);
953 tlcbgystart = opj_int_ceildivpow2(l_tl_prc_y_start, 1);
954 /*brcbgxend = opj_int_ceildivpow2(l_br_prc_x_end, 1);*/
955 /*brcbgyend = opj_int_ceildivpow2(l_br_prc_y_end, 1);*/
956 cbgwidthexpn = l_pdx - 1;
957 cbgheightexpn = l_pdy - 1;
958 l_res->numbands = 3;
959 }
960
961 cblkwidthexpn = opj_uint_min(l_tccp->cblkw, cbgwidthexpn);
962 cblkheightexpn = opj_uint_min(l_tccp->cblkh, cbgheightexpn);
963 l_band = l_res->bands;
964
965 for (bandno = 0; bandno < l_res->numbands; ++bandno, ++l_band, ++l_step_size) {
966 /*fprintf(stderr, "\t\t\tband_no=%d/%d\n", bandno, l_res->numbands );*/
967
968 if (resno == 0) {
969 l_band->bandno = 0 ;
970 l_band->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
971 l_band->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
972 l_band->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
973 l_band->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
974 } else {
975 l_band->bandno = bandno + 1;
976 /* x0b = 1 if bandno = 1 or 3 */
977 l_x0b = l_band->bandno & 1;
978 /* y0b = 1 if bandno = 2 or 3 */
979 l_y0b = (OPJ_INT32)((l_band->bandno) >> 1);
980 /* l_band border (global) */
981 l_band->x0 = opj_int64_ceildivpow2(l_tilec->x0 - ((OPJ_INT64)l_x0b <<
982 l_level_no), (OPJ_INT32)(l_level_no + 1));
983 l_band->y0 = opj_int64_ceildivpow2(l_tilec->y0 - ((OPJ_INT64)l_y0b <<
984 l_level_no), (OPJ_INT32)(l_level_no + 1));
985 l_band->x1 = opj_int64_ceildivpow2(l_tilec->x1 - ((OPJ_INT64)l_x0b <<
986 l_level_no), (OPJ_INT32)(l_level_no + 1));
987 l_band->y1 = opj_int64_ceildivpow2(l_tilec->y1 - ((OPJ_INT64)l_y0b <<
988 l_level_no), (OPJ_INT32)(l_level_no + 1));
989 }
990
991 if (isEncoder) {
992 /* Skip empty bands */
993 if (opj_tcd_is_band_empty(l_band)) {
994 /* Do not zero l_band->precints to avoid leaks */
995 /* but make sure we don't use it later, since */
996 /* it will point to precincts of previous bands... */
997 continue;
998 }
999 }
1000
1001 {
1002 /* Table E-1 - Sub-band gains */
1003 /* BUG_WEIRD_TWO_INVK (look for this identifier in dwt.c): */
1004 /* the test (!isEncoder && l_tccp->qmfbid == 0) is strongly */
1005 /* linked to the use of two_invK instead of invK */
1006 const OPJ_INT32 log2_gain = (!isEncoder &&
1007 l_tccp->qmfbid == 0) ? 0 : (l_band->bandno == 0) ? 0 :
1008 (l_band->bandno == 3) ? 2 : 1;
1009
1010 /* Nominal dynamic range. Equation E-4 */
1011 const OPJ_INT32 Rb = (OPJ_INT32)l_image_comp->prec + log2_gain;
1012
1013 /* Delta_b value of Equation E-3 in "E.1 Inverse quantization
1014 * procedure" of the standard */
1015 l_band->stepsize = (OPJ_FLOAT32)(((1.0 + l_step_size->mant / 2048.0) * pow(2.0,
1016 (OPJ_INT32)(Rb - l_step_size->expn))));
1017 }
1018
1019 /* Mb value of Equation E-2 in "E.1 Inverse quantization
1020 * procedure" of the standard */
1021 l_band->numbps = l_step_size->expn + (OPJ_INT32)l_tccp->numgbits -
1022 1;
1023
1024 if (!l_band->precincts && (l_nb_precincts > 0U)) {
1025 l_band->precincts = (opj_tcd_precinct_t *) opj_malloc(/*3 * */
1026 l_nb_precinct_size);
1027 if (! l_band->precincts) {
1028 opj_event_msg(manager, EVT_ERROR,
1029 "Not enough memory to handle band precints\n");
1030 return OPJ_FALSE;
1031 }
1032 /*fprintf(stderr, "\t\t\t\tAllocate precincts of a band (opj_tcd_precinct_t): %d\n",l_nb_precinct_size); */
1033 memset(l_band->precincts, 0, l_nb_precinct_size);
1034 l_band->precincts_data_size = l_nb_precinct_size;
1035 } else if (l_band->precincts_data_size < l_nb_precinct_size) {
1036
1037 opj_tcd_precinct_t * new_precincts = (opj_tcd_precinct_t *) opj_realloc(
1038 l_band->precincts,/*3 * */ l_nb_precinct_size);
1039 if (! new_precincts) {
1040 opj_event_msg(manager, EVT_ERROR,
1041 "Not enough memory to handle band precints\n");
1042 opj_free(l_band->precincts);
1043 l_band->precincts = NULL;
1044 l_band->precincts_data_size = 0;
1045 return OPJ_FALSE;
1046 }
1047 l_band->precincts = new_precincts;
1048 /*fprintf(stderr, "\t\t\t\tReallocate precincts of a band (opj_tcd_precinct_t): from %d to %d\n",l_band->precincts_data_size, l_nb_precinct_size);*/
1049 memset(((OPJ_BYTE *) l_band->precincts) + l_band->precincts_data_size, 0,
1050 l_nb_precinct_size - l_band->precincts_data_size);
1051 l_band->precincts_data_size = l_nb_precinct_size;
1052 }
1053
1054 l_current_precinct = l_band->precincts;
1055 for (precno = 0; precno < l_nb_precincts; ++precno) {
1056 OPJ_INT32 tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend;
1057 OPJ_INT32 cbgxstart = tlcbgxstart + (OPJ_INT32)(precno % l_res->pw) *
1058 (1 << cbgwidthexpn);
1059 OPJ_INT32 cbgystart = tlcbgystart + (OPJ_INT32)(precno / l_res->pw) *
1060 (1 << cbgheightexpn);
1061 OPJ_INT32 cbgxend = cbgxstart + (1 << cbgwidthexpn);
1062 OPJ_INT32 cbgyend = cbgystart + (1 << cbgheightexpn);
1063 /*fprintf(stderr, "\t precno=%d; bandno=%d, resno=%d; compno=%d\n", precno, bandno , resno, compno);*/
1064 /*fprintf(stderr, "\t tlcbgxstart(=%d) + (precno(=%d) percent res->pw(=%d)) * (1 << cbgwidthexpn(=%d)) \n",tlcbgxstart,precno,l_res->pw,cbgwidthexpn);*/
1065
1066 /* precinct size (global) */
1067 /*fprintf(stderr, "\t cbgxstart=%d, l_band->x0 = %d \n",cbgxstart, l_band->x0);*/
1068
1069 l_current_precinct->x0 = opj_int_max(cbgxstart, l_band->x0);
1070 l_current_precinct->y0 = opj_int_max(cbgystart, l_band->y0);
1071 l_current_precinct->x1 = opj_int_min(cbgxend, l_band->x1);
1072 l_current_precinct->y1 = opj_int_min(cbgyend, l_band->y1);
1073 /*fprintf(stderr, "\t prc_x0=%d; prc_y0=%d, prc_x1=%d; prc_y1=%d\n",l_current_precinct->x0, l_current_precinct->y0 ,l_current_precinct->x1, l_current_precinct->y1);*/
1074
1075 tlcblkxstart = opj_int_floordivpow2(l_current_precinct->x0,
1076 (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn;
1077 /*fprintf(stderr, "\t tlcblkxstart =%d\n",tlcblkxstart );*/
1078 tlcblkystart = opj_int_floordivpow2(l_current_precinct->y0,
1079 (OPJ_INT32)cblkheightexpn) << cblkheightexpn;
1080 /*fprintf(stderr, "\t tlcblkystart =%d\n",tlcblkystart );*/
1081 brcblkxend = opj_int_ceildivpow2(l_current_precinct->x1,
1082 (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn;
1083 /*fprintf(stderr, "\t brcblkxend =%d\n",brcblkxend );*/
1084 brcblkyend = opj_int_ceildivpow2(l_current_precinct->y1,
1085 (OPJ_INT32)cblkheightexpn) << cblkheightexpn;
1086 /*fprintf(stderr, "\t brcblkyend =%d\n",brcblkyend );*/
1087 l_current_precinct->cw = (OPJ_UINT32)((brcblkxend - tlcblkxstart) >>
1088 cblkwidthexpn);
1089 l_current_precinct->ch = (OPJ_UINT32)((brcblkyend - tlcblkystart) >>
1090 cblkheightexpn);
1091
1092 l_nb_code_blocks = l_current_precinct->cw * l_current_precinct->ch;
1093 /*fprintf(stderr, "\t\t\t\t precinct_cw = %d x recinct_ch = %d\n",l_current_precinct->cw, l_current_precinct->ch); */
1094 if ((((OPJ_UINT32) - 1) / (OPJ_UINT32)sizeof_block) <
1095 l_nb_code_blocks) {
1096 opj_event_msg(manager, EVT_ERROR,
1097 "Size of code block data exceeds system limits\n");
1098 return OPJ_FALSE;
1099 }
1100 l_nb_code_blocks_size = l_nb_code_blocks * (OPJ_UINT32)sizeof_block;
1101
1102 if (!l_current_precinct->cblks.blocks && (l_nb_code_blocks > 0U)) {
1103 l_current_precinct->cblks.blocks = opj_malloc(l_nb_code_blocks_size);
1104 if (! l_current_precinct->cblks.blocks) {
1105 return OPJ_FALSE;
1106 }
1107 /*fprintf(stderr, "\t\t\t\tAllocate cblks of a precinct (opj_tcd_cblk_dec_t): %d\n",l_nb_code_blocks_size);*/
1108
1109 memset(l_current_precinct->cblks.blocks, 0, l_nb_code_blocks_size);
1110
1111 l_current_precinct->block_size = l_nb_code_blocks_size;
1112 } else if (l_nb_code_blocks_size > l_current_precinct->block_size) {
1113 void *new_blocks = opj_realloc(l_current_precinct->cblks.blocks,
1114 l_nb_code_blocks_size);
1115 if (! new_blocks) {
1116 opj_free(l_current_precinct->cblks.blocks);
1117 l_current_precinct->cblks.blocks = NULL;
1118 l_current_precinct->block_size = 0;
1119 opj_event_msg(manager, EVT_ERROR,
1120 "Not enough memory for current precinct codeblock element\n");
1121 return OPJ_FALSE;
1122 }
1123 l_current_precinct->cblks.blocks = new_blocks;
1124 /*fprintf(stderr, "\t\t\t\tReallocate cblks of a precinct (opj_tcd_cblk_dec_t): from %d to %d\n",l_current_precinct->block_size, l_nb_code_blocks_size); */
1125
1126 memset(((OPJ_BYTE *) l_current_precinct->cblks.blocks) +
1127 l_current_precinct->block_size
1128 , 0
1129 , l_nb_code_blocks_size - l_current_precinct->block_size);
1130
1131 l_current_precinct->block_size = l_nb_code_blocks_size;
1132 }
1133
1134 if (! l_current_precinct->incltree) {
1135 l_current_precinct->incltree = opj_tgt_create(l_current_precinct->cw,
1136 l_current_precinct->ch, manager);
1137 } else {
1138 l_current_precinct->incltree = opj_tgt_init(l_current_precinct->incltree,
1139 l_current_precinct->cw, l_current_precinct->ch, manager);
1140 }
1141
1142 if (! l_current_precinct->imsbtree) {
1143 l_current_precinct->imsbtree = opj_tgt_create(l_current_precinct->cw,
1144 l_current_precinct->ch, manager);
1145 } else {
1146 l_current_precinct->imsbtree = opj_tgt_init(l_current_precinct->imsbtree,
1147 l_current_precinct->cw, l_current_precinct->ch, manager);
1148 }
1149
1150 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
1151 OPJ_INT32 cblkxstart = tlcblkxstart + (OPJ_INT32)(cblkno %
1152 l_current_precinct->cw) * (1 << cblkwidthexpn);
1153 OPJ_INT32 cblkystart = tlcblkystart + (OPJ_INT32)(cblkno /
1154 l_current_precinct->cw) * (1 << cblkheightexpn);
1155 OPJ_INT32 cblkxend = cblkxstart + (1 << cblkwidthexpn);
1156 OPJ_INT32 cblkyend = cblkystart + (1 << cblkheightexpn);
1157
1158 if (isEncoder) {
1159 opj_tcd_cblk_enc_t* l_code_block = l_current_precinct->cblks.enc + cblkno;
1160
1161 if (! opj_tcd_code_block_enc_allocate(l_code_block)) {
1162 return OPJ_FALSE;
1163 }
1164 /* code-block size (global) */
1165 l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0);
1166 l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0);
1167 l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1);
1168 l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1);
1169
1170 if (! opj_tcd_code_block_enc_allocate_data(l_code_block)) {
1171 return OPJ_FALSE;
1172 }
1173 } else {
1174 opj_tcd_cblk_dec_t* l_code_block = l_current_precinct->cblks.dec + cblkno;
1175
1176 if (! opj_tcd_code_block_dec_allocate(l_code_block)) {
1177 return OPJ_FALSE;
1178 }
1179 /* code-block size (global) */
1180 l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0);
1181 l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0);
1182 l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1);
1183 l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1);
1184 }
1185 }
1186 ++l_current_precinct;
1187 } /* precno */
1188 } /* bandno */
1189 ++l_res;
1190 } /* resno */
1191 ++l_tccp;
1192 ++l_tilec;
1193 ++l_image_comp;
1194 } /* compno */
1195 return OPJ_TRUE;
1196 }
1197
opj_tcd_init_encode_tile(opj_tcd_t * p_tcd,OPJ_UINT32 p_tile_no,opj_event_mgr_t * p_manager)1198 OPJ_BOOL opj_tcd_init_encode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
1199 opj_event_mgr_t* p_manager)
1200 {
1201 return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_TRUE,
1202 sizeof(opj_tcd_cblk_enc_t), p_manager);
1203 }
1204
opj_tcd_init_decode_tile(opj_tcd_t * p_tcd,OPJ_UINT32 p_tile_no,opj_event_mgr_t * p_manager)1205 OPJ_BOOL opj_tcd_init_decode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
1206 opj_event_mgr_t* p_manager)
1207 {
1208 return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_FALSE,
1209 sizeof(opj_tcd_cblk_dec_t), p_manager);
1210 }
1211
1212 /**
1213 * Allocates memory for an encoding code block (but not data memory).
1214 */
opj_tcd_code_block_enc_allocate(opj_tcd_cblk_enc_t * p_code_block)1215 static OPJ_BOOL opj_tcd_code_block_enc_allocate(opj_tcd_cblk_enc_t *
1216 p_code_block)
1217 {
1218 if (! p_code_block->layers) {
1219 /* no memset since data */
1220 p_code_block->layers = (opj_tcd_layer_t*) opj_calloc(100,
1221 sizeof(opj_tcd_layer_t));
1222 if (! p_code_block->layers) {
1223 return OPJ_FALSE;
1224 }
1225 }
1226 if (! p_code_block->passes) {
1227 p_code_block->passes = (opj_tcd_pass_t*) opj_calloc(100,
1228 sizeof(opj_tcd_pass_t));
1229 if (! p_code_block->passes) {
1230 return OPJ_FALSE;
1231 }
1232 }
1233 return OPJ_TRUE;
1234 }
1235
1236 /**
1237 * Allocates data memory for an encoding code block.
1238 */
opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t * p_code_block)1239 static OPJ_BOOL opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t *
1240 p_code_block)
1241 {
1242 OPJ_UINT32 l_data_size;
1243
1244 /* +1 is needed for https://github.com/uclouvain/openjpeg/issues/835 */
1245 /* and actually +2 required for https://github.com/uclouvain/openjpeg/issues/982 */
1246 /* and +7 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 3) */
1247 /* and +26 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 7) */
1248 /* and +28 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 44) */
1249 /* and +33 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4) */
1250 /* and +63 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4 -IMF 2K) */
1251 /* and +74 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4 -n 8 -s 7,7 -I) */
1252 /* TODO: is there a theoretical upper-bound for the compressed code */
1253 /* block size ? */
1254 l_data_size = 74 + (OPJ_UINT32)((p_code_block->x1 - p_code_block->x0) *
1255 (p_code_block->y1 - p_code_block->y0) * (OPJ_INT32)sizeof(OPJ_UINT32));
1256
1257 if (l_data_size > p_code_block->data_size) {
1258 if (p_code_block->data) {
1259 /* We refer to data - 1 since below we incremented it */
1260 opj_free(p_code_block->data - 1);
1261 }
1262 p_code_block->data = (OPJ_BYTE*) opj_malloc(l_data_size + 1);
1263 if (! p_code_block->data) {
1264 p_code_block->data_size = 0U;
1265 return OPJ_FALSE;
1266 }
1267 p_code_block->data_size = l_data_size;
1268
1269 /* We reserve the initial byte as a fake byte to a non-FF value */
1270 /* and increment the data pointer, so that opj_mqc_init_enc() */
1271 /* can do bp = data - 1, and opj_mqc_byteout() can safely dereference */
1272 /* it. */
1273 p_code_block->data[0] = 0;
1274 p_code_block->data += 1; /*why +1 ?*/
1275 }
1276 return OPJ_TRUE;
1277 }
1278
1279
opj_tcd_reinit_segment(opj_tcd_seg_t * seg)1280 void opj_tcd_reinit_segment(opj_tcd_seg_t* seg)
1281 {
1282 memset(seg, 0, sizeof(opj_tcd_seg_t));
1283 }
1284
1285 /**
1286 * Allocates memory for a decoding code block.
1287 */
opj_tcd_code_block_dec_allocate(opj_tcd_cblk_dec_t * p_code_block)1288 static OPJ_BOOL opj_tcd_code_block_dec_allocate(opj_tcd_cblk_dec_t *
1289 p_code_block)
1290 {
1291 if (! p_code_block->segs) {
1292
1293 p_code_block->segs = (opj_tcd_seg_t *) opj_calloc(OPJ_J2K_DEFAULT_NB_SEGS,
1294 sizeof(opj_tcd_seg_t));
1295 if (! p_code_block->segs) {
1296 return OPJ_FALSE;
1297 }
1298 /*fprintf(stderr, "Allocate %d elements of code_block->data\n", OPJ_J2K_DEFAULT_NB_SEGS * sizeof(opj_tcd_seg_t));*/
1299
1300 p_code_block->m_current_max_segs = OPJ_J2K_DEFAULT_NB_SEGS;
1301 /*fprintf(stderr, "m_current_max_segs of code_block->data = %d\n", p_code_block->m_current_max_segs);*/
1302 } else {
1303 /* sanitize */
1304 opj_tcd_seg_t * l_segs = p_code_block->segs;
1305 OPJ_UINT32 l_current_max_segs = p_code_block->m_current_max_segs;
1306 opj_tcd_seg_data_chunk_t* l_chunks = p_code_block->chunks;
1307 OPJ_UINT32 l_numchunksalloc = p_code_block->numchunksalloc;
1308 OPJ_UINT32 i;
1309
1310 opj_aligned_free(p_code_block->decoded_data);
1311 p_code_block->decoded_data = 00;
1312
1313 memset(p_code_block, 0, sizeof(opj_tcd_cblk_dec_t));
1314 p_code_block->segs = l_segs;
1315 p_code_block->m_current_max_segs = l_current_max_segs;
1316 for (i = 0; i < l_current_max_segs; ++i) {
1317 opj_tcd_reinit_segment(&l_segs[i]);
1318 }
1319 p_code_block->chunks = l_chunks;
1320 p_code_block->numchunksalloc = l_numchunksalloc;
1321 }
1322
1323 return OPJ_TRUE;
1324 }
1325
opj_tcd_get_decoded_tile_size(opj_tcd_t * p_tcd,OPJ_BOOL take_into_account_partial_decoding)1326 OPJ_UINT32 opj_tcd_get_decoded_tile_size(opj_tcd_t *p_tcd,
1327 OPJ_BOOL take_into_account_partial_decoding)
1328 {
1329 OPJ_UINT32 i;
1330 OPJ_UINT32 l_data_size = 0;
1331 opj_image_comp_t * l_img_comp = 00;
1332 opj_tcd_tilecomp_t * l_tile_comp = 00;
1333 opj_tcd_resolution_t * l_res = 00;
1334 OPJ_UINT32 l_size_comp, l_remaining;
1335 OPJ_UINT32 l_temp;
1336
1337 l_tile_comp = p_tcd->tcd_image->tiles->comps;
1338 l_img_comp = p_tcd->image->comps;
1339
1340 for (i = 0; i < p_tcd->image->numcomps; ++i) {
1341 OPJ_UINT32 w, h;
1342 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
1343 l_remaining = l_img_comp->prec & 7; /* (%8) */
1344
1345 if (l_remaining) {
1346 ++l_size_comp;
1347 }
1348
1349 if (l_size_comp == 3) {
1350 l_size_comp = 4;
1351 }
1352
1353 l_res = l_tile_comp->resolutions + l_tile_comp->minimum_num_resolutions - 1;
1354 if (take_into_account_partial_decoding && !p_tcd->whole_tile_decoding) {
1355 w = l_res->win_x1 - l_res->win_x0;
1356 h = l_res->win_y1 - l_res->win_y0;
1357 } else {
1358 w = (OPJ_UINT32)(l_res->x1 - l_res->x0);
1359 h = (OPJ_UINT32)(l_res->y1 - l_res->y0);
1360 }
1361 if (h > 0 && UINT_MAX / w < h) {
1362 return UINT_MAX;
1363 }
1364 l_temp = w * h;
1365 if (l_size_comp && UINT_MAX / l_size_comp < l_temp) {
1366 return UINT_MAX;
1367 }
1368 l_temp *= l_size_comp;
1369
1370 if (l_temp > UINT_MAX - l_data_size) {
1371 return UINT_MAX;
1372 }
1373 l_data_size += l_temp;
1374 ++l_img_comp;
1375 ++l_tile_comp;
1376 }
1377
1378 return l_data_size;
1379 }
1380
opj_tcd_encode_tile(opj_tcd_t * p_tcd,OPJ_UINT32 p_tile_no,OPJ_BYTE * p_dest,OPJ_UINT32 * p_data_written,OPJ_UINT32 p_max_length,opj_codestream_info_t * p_cstr_info,opj_tcd_marker_info_t * p_marker_info,opj_event_mgr_t * p_manager)1381 OPJ_BOOL opj_tcd_encode_tile(opj_tcd_t *p_tcd,
1382 OPJ_UINT32 p_tile_no,
1383 OPJ_BYTE *p_dest,
1384 OPJ_UINT32 * p_data_written,
1385 OPJ_UINT32 p_max_length,
1386 opj_codestream_info_t *p_cstr_info,
1387 opj_tcd_marker_info_t* p_marker_info,
1388 opj_event_mgr_t *p_manager)
1389 {
1390
1391 if (p_tcd->cur_tp_num == 0) {
1392
1393 p_tcd->tcd_tileno = p_tile_no;
1394 p_tcd->tcp = &p_tcd->cp->tcps[p_tile_no];
1395
1396 /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */
1397 if (p_cstr_info) {
1398 OPJ_UINT32 l_num_packs = 0;
1399 OPJ_UINT32 i;
1400 opj_tcd_tilecomp_t *l_tilec_idx =
1401 &p_tcd->tcd_image->tiles->comps[0]; /* based on component 0 */
1402 opj_tccp_t *l_tccp = p_tcd->tcp->tccps; /* based on component 0 */
1403
1404 for (i = 0; i < l_tilec_idx->numresolutions; i++) {
1405 opj_tcd_resolution_t *l_res_idx = &l_tilec_idx->resolutions[i];
1406
1407 p_cstr_info->tile[p_tile_no].pw[i] = (int)l_res_idx->pw;
1408 p_cstr_info->tile[p_tile_no].ph[i] = (int)l_res_idx->ph;
1409
1410 l_num_packs += l_res_idx->pw * l_res_idx->ph;
1411 p_cstr_info->tile[p_tile_no].pdx[i] = (int)l_tccp->prcw[i];
1412 p_cstr_info->tile[p_tile_no].pdy[i] = (int)l_tccp->prch[i];
1413 }
1414 p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t*) opj_calloc((
1415 OPJ_SIZE_T)p_cstr_info->numcomps * (OPJ_SIZE_T)p_cstr_info->numlayers *
1416 l_num_packs,
1417 sizeof(opj_packet_info_t));
1418 if (!p_cstr_info->tile[p_tile_no].packet) {
1419 /* FIXME event manager error callback */
1420 return OPJ_FALSE;
1421 }
1422 }
1423 /* << INDEX */
1424
1425 /* FIXME _ProfStart(PGROUP_DC_SHIFT); */
1426 /*---------------TILE-------------------*/
1427 if (! opj_tcd_dc_level_shift_encode(p_tcd)) {
1428 return OPJ_FALSE;
1429 }
1430 /* FIXME _ProfStop(PGROUP_DC_SHIFT); */
1431
1432 /* FIXME _ProfStart(PGROUP_MCT); */
1433 if (! opj_tcd_mct_encode(p_tcd)) {
1434 return OPJ_FALSE;
1435 }
1436 /* FIXME _ProfStop(PGROUP_MCT); */
1437
1438 /* FIXME _ProfStart(PGROUP_DWT); */
1439 if (! opj_tcd_dwt_encode(p_tcd)) {
1440 return OPJ_FALSE;
1441 }
1442 /* FIXME _ProfStop(PGROUP_DWT); */
1443
1444 /* FIXME _ProfStart(PGROUP_T1); */
1445 if (! opj_tcd_t1_encode(p_tcd)) {
1446 return OPJ_FALSE;
1447 }
1448 /* FIXME _ProfStop(PGROUP_T1); */
1449
1450 /* FIXME _ProfStart(PGROUP_RATE); */
1451 if (! opj_tcd_rate_allocate_encode(p_tcd, p_dest, p_max_length,
1452 p_cstr_info, p_manager)) {
1453 return OPJ_FALSE;
1454 }
1455 /* FIXME _ProfStop(PGROUP_RATE); */
1456
1457 }
1458 /*--------------TIER2------------------*/
1459
1460 /* INDEX */
1461 if (p_cstr_info) {
1462 p_cstr_info->index_write = 1;
1463 }
1464 /* FIXME _ProfStart(PGROUP_T2); */
1465
1466 if (! opj_tcd_t2_encode(p_tcd, p_dest, p_data_written, p_max_length,
1467 p_cstr_info, p_marker_info, p_manager)) {
1468 return OPJ_FALSE;
1469 }
1470 /* FIXME _ProfStop(PGROUP_T2); */
1471
1472 /*---------------CLEAN-------------------*/
1473
1474 return OPJ_TRUE;
1475 }
1476
opj_tcd_decode_tile(opj_tcd_t * p_tcd,OPJ_UINT32 win_x0,OPJ_UINT32 win_y0,OPJ_UINT32 win_x1,OPJ_UINT32 win_y1,OPJ_UINT32 numcomps_to_decode,const OPJ_UINT32 * comps_indices,OPJ_BYTE * p_src,OPJ_UINT32 p_max_length,OPJ_UINT32 p_tile_no,opj_codestream_index_t * p_cstr_index,opj_event_mgr_t * p_manager)1477 OPJ_BOOL opj_tcd_decode_tile(opj_tcd_t *p_tcd,
1478 OPJ_UINT32 win_x0,
1479 OPJ_UINT32 win_y0,
1480 OPJ_UINT32 win_x1,
1481 OPJ_UINT32 win_y1,
1482 OPJ_UINT32 numcomps_to_decode,
1483 const OPJ_UINT32 *comps_indices,
1484 OPJ_BYTE *p_src,
1485 OPJ_UINT32 p_max_length,
1486 OPJ_UINT32 p_tile_no,
1487 opj_codestream_index_t *p_cstr_index,
1488 opj_event_mgr_t *p_manager
1489 )
1490 {
1491 OPJ_UINT32 l_data_read;
1492 OPJ_UINT32 compno;
1493
1494 p_tcd->tcd_tileno = p_tile_no;
1495 p_tcd->tcp = &(p_tcd->cp->tcps[p_tile_no]);
1496 p_tcd->win_x0 = win_x0;
1497 p_tcd->win_y0 = win_y0;
1498 p_tcd->win_x1 = win_x1;
1499 p_tcd->win_y1 = win_y1;
1500 p_tcd->whole_tile_decoding = OPJ_TRUE;
1501
1502 opj_free(p_tcd->used_component);
1503 p_tcd->used_component = NULL;
1504
1505 if (numcomps_to_decode) {
1506 OPJ_BOOL* used_component = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
1507 p_tcd->image->numcomps);
1508 if (used_component == NULL) {
1509 return OPJ_FALSE;
1510 }
1511 for (compno = 0; compno < numcomps_to_decode; compno++) {
1512 used_component[ comps_indices[compno] ] = OPJ_TRUE;
1513 }
1514
1515 p_tcd->used_component = used_component;
1516 }
1517
1518 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1519 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1520 continue;
1521 }
1522
1523 if (!opj_tcd_is_whole_tilecomp_decoding(p_tcd, compno)) {
1524 p_tcd->whole_tile_decoding = OPJ_FALSE;
1525 break;
1526 }
1527 }
1528
1529 if (p_tcd->whole_tile_decoding) {
1530 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1531 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1532 opj_tcd_resolution_t *l_res = &
1533 (tilec->resolutions[tilec->minimum_num_resolutions - 1]);
1534 OPJ_SIZE_T l_data_size;
1535
1536 /* compute l_data_size with overflow check */
1537 OPJ_SIZE_T res_w = (OPJ_SIZE_T)(l_res->x1 - l_res->x0);
1538 OPJ_SIZE_T res_h = (OPJ_SIZE_T)(l_res->y1 - l_res->y0);
1539
1540 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1541 continue;
1542 }
1543
1544 /* issue 733, l_data_size == 0U, probably something wrong should be checked before getting here */
1545 if (res_h > 0 && res_w > SIZE_MAX / res_h) {
1546 opj_event_msg(p_manager, EVT_ERROR,
1547 "Size of tile data exceeds system limits\n");
1548 return OPJ_FALSE;
1549 }
1550 l_data_size = res_w * res_h;
1551
1552 if (SIZE_MAX / sizeof(OPJ_UINT32) < l_data_size) {
1553 opj_event_msg(p_manager, EVT_ERROR,
1554 "Size of tile data exceeds system limits\n");
1555 return OPJ_FALSE;
1556 }
1557 l_data_size *= sizeof(OPJ_UINT32);
1558
1559 tilec->data_size_needed = l_data_size;
1560
1561 if (!opj_alloc_tile_component_data(tilec)) {
1562 opj_event_msg(p_manager, EVT_ERROR,
1563 "Size of tile data exceeds system limits\n");
1564 return OPJ_FALSE;
1565 }
1566 }
1567 } else {
1568 /* Compute restricted tile-component and tile-resolution coordinates */
1569 /* of the window of interest, but defer the memory allocation until */
1570 /* we know the resno_decoded */
1571 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1572 OPJ_UINT32 resno;
1573 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1574 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
1575
1576 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1577 continue;
1578 }
1579
1580 /* Compute the intersection of the area of interest, expressed in tile coordinates */
1581 /* with the tile coordinates */
1582 tilec->win_x0 = opj_uint_max(
1583 (OPJ_UINT32)tilec->x0,
1584 opj_uint_ceildiv(p_tcd->win_x0, image_comp->dx));
1585 tilec->win_y0 = opj_uint_max(
1586 (OPJ_UINT32)tilec->y0,
1587 opj_uint_ceildiv(p_tcd->win_y0, image_comp->dy));
1588 tilec->win_x1 = opj_uint_min(
1589 (OPJ_UINT32)tilec->x1,
1590 opj_uint_ceildiv(p_tcd->win_x1, image_comp->dx));
1591 tilec->win_y1 = opj_uint_min(
1592 (OPJ_UINT32)tilec->y1,
1593 opj_uint_ceildiv(p_tcd->win_y1, image_comp->dy));
1594 if (tilec->win_x1 < tilec->win_x0 ||
1595 tilec->win_y1 < tilec->win_y0) {
1596 /* We should not normally go there. The circumstance is when */
1597 /* the tile coordinates do not intersect the area of interest */
1598 /* Upper level logic should not even try to decode that tile */
1599 opj_event_msg(p_manager, EVT_ERROR,
1600 "Invalid tilec->win_xxx values\n");
1601 return OPJ_FALSE;
1602 }
1603
1604 for (resno = 0; resno < tilec->numresolutions; ++resno) {
1605 opj_tcd_resolution_t *res = tilec->resolutions + resno;
1606 res->win_x0 = opj_uint_ceildivpow2(tilec->win_x0,
1607 tilec->numresolutions - 1 - resno);
1608 res->win_y0 = opj_uint_ceildivpow2(tilec->win_y0,
1609 tilec->numresolutions - 1 - resno);
1610 res->win_x1 = opj_uint_ceildivpow2(tilec->win_x1,
1611 tilec->numresolutions - 1 - resno);
1612 res->win_y1 = opj_uint_ceildivpow2(tilec->win_y1,
1613 tilec->numresolutions - 1 - resno);
1614 }
1615 }
1616 }
1617
1618 #ifdef TODO_MSD /* FIXME */
1619 /* INDEX >> */
1620 if (p_cstr_info) {
1621 OPJ_UINT32 resno, compno, numprec = 0;
1622 for (compno = 0; compno < (OPJ_UINT32) p_cstr_info->numcomps; compno++) {
1623 opj_tcp_t *tcp = &p_tcd->cp->tcps[0];
1624 opj_tccp_t *tccp = &tcp->tccps[compno];
1625 opj_tcd_tilecomp_t *tilec_idx = &p_tcd->tcd_image->tiles->comps[compno];
1626 for (resno = 0; resno < tilec_idx->numresolutions; resno++) {
1627 opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[resno];
1628 p_cstr_info->tile[p_tile_no].pw[resno] = res_idx->pw;
1629 p_cstr_info->tile[p_tile_no].ph[resno] = res_idx->ph;
1630 numprec += res_idx->pw * res_idx->ph;
1631 p_cstr_info->tile[p_tile_no].pdx[resno] = tccp->prcw[resno];
1632 p_cstr_info->tile[p_tile_no].pdy[resno] = tccp->prch[resno];
1633 }
1634 }
1635 p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t *) opj_malloc(
1636 p_cstr_info->numlayers * numprec * sizeof(opj_packet_info_t));
1637 p_cstr_info->packno = 0;
1638 }
1639 /* << INDEX */
1640 #endif
1641
1642 /*--------------TIER2------------------*/
1643 /* FIXME _ProfStart(PGROUP_T2); */
1644 l_data_read = 0;
1645 if (! opj_tcd_t2_decode(p_tcd, p_src, &l_data_read, p_max_length, p_cstr_index,
1646 p_manager)) {
1647 return OPJ_FALSE;
1648 }
1649 /* FIXME _ProfStop(PGROUP_T2); */
1650
1651 /*------------------TIER1-----------------*/
1652
1653 /* FIXME _ProfStart(PGROUP_T1); */
1654 if (! opj_tcd_t1_decode(p_tcd, p_manager)) {
1655 return OPJ_FALSE;
1656 }
1657 /* FIXME _ProfStop(PGROUP_T1); */
1658
1659
1660 /* For subtile decoding, now we know the resno_decoded, we can allocate */
1661 /* the tile data buffer */
1662 if (!p_tcd->whole_tile_decoding) {
1663 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1664 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1665 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
1666 opj_tcd_resolution_t *res = tilec->resolutions + image_comp->resno_decoded;
1667 OPJ_SIZE_T w = res->win_x1 - res->win_x0;
1668 OPJ_SIZE_T h = res->win_y1 - res->win_y0;
1669 OPJ_SIZE_T l_data_size;
1670
1671 opj_image_data_free(tilec->data_win);
1672 tilec->data_win = NULL;
1673
1674 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1675 continue;
1676 }
1677
1678 if (w > 0 && h > 0) {
1679 if (w > SIZE_MAX / h) {
1680 opj_event_msg(p_manager, EVT_ERROR,
1681 "Size of tile data exceeds system limits\n");
1682 return OPJ_FALSE;
1683 }
1684 l_data_size = w * h;
1685 if (l_data_size > SIZE_MAX / sizeof(OPJ_INT32)) {
1686 opj_event_msg(p_manager, EVT_ERROR,
1687 "Size of tile data exceeds system limits\n");
1688 return OPJ_FALSE;
1689 }
1690 l_data_size *= sizeof(OPJ_INT32);
1691
1692 tilec->data_win = (OPJ_INT32*) opj_image_data_alloc(l_data_size);
1693 if (tilec->data_win == NULL) {
1694 opj_event_msg(p_manager, EVT_ERROR,
1695 "Size of tile data exceeds system limits\n");
1696 return OPJ_FALSE;
1697 }
1698 }
1699 }
1700 }
1701
1702 /*----------------DWT---------------------*/
1703
1704 /* FIXME _ProfStart(PGROUP_DWT); */
1705 if
1706 (! opj_tcd_dwt_decode(p_tcd)) {
1707 return OPJ_FALSE;
1708 }
1709 /* FIXME _ProfStop(PGROUP_DWT); */
1710
1711 /*----------------MCT-------------------*/
1712 /* FIXME _ProfStart(PGROUP_MCT); */
1713 if
1714 (! opj_tcd_mct_decode(p_tcd, p_manager)) {
1715 return OPJ_FALSE;
1716 }
1717 /* FIXME _ProfStop(PGROUP_MCT); */
1718
1719 /* FIXME _ProfStart(PGROUP_DC_SHIFT); */
1720 if
1721 (! opj_tcd_dc_level_shift_decode(p_tcd)) {
1722 return OPJ_FALSE;
1723 }
1724 /* FIXME _ProfStop(PGROUP_DC_SHIFT); */
1725
1726
1727 /*---------------TILE-------------------*/
1728 return OPJ_TRUE;
1729 }
1730
opj_tcd_update_tile_data(opj_tcd_t * p_tcd,OPJ_BYTE * p_dest,OPJ_UINT32 p_dest_length)1731 OPJ_BOOL opj_tcd_update_tile_data(opj_tcd_t *p_tcd,
1732 OPJ_BYTE * p_dest,
1733 OPJ_UINT32 p_dest_length
1734 )
1735 {
1736 OPJ_UINT32 i, j, k, l_data_size = 0;
1737 opj_image_comp_t * l_img_comp = 00;
1738 opj_tcd_tilecomp_t * l_tilec = 00;
1739 opj_tcd_resolution_t * l_res;
1740 OPJ_UINT32 l_size_comp, l_remaining;
1741 OPJ_UINT32 l_stride, l_width, l_height;
1742
1743 l_data_size = opj_tcd_get_decoded_tile_size(p_tcd, OPJ_TRUE);
1744 if (l_data_size == UINT_MAX || l_data_size > p_dest_length) {
1745 return OPJ_FALSE;
1746 }
1747
1748 l_tilec = p_tcd->tcd_image->tiles->comps;
1749 l_img_comp = p_tcd->image->comps;
1750
1751 for (i = 0; i < p_tcd->image->numcomps; ++i) {
1752 const OPJ_INT32* l_src_data;
1753 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
1754 l_remaining = l_img_comp->prec & 7; /* (%8) */
1755 l_res = l_tilec->resolutions + l_img_comp->resno_decoded;
1756 if (p_tcd->whole_tile_decoding) {
1757 l_width = (OPJ_UINT32)(l_res->x1 - l_res->x0);
1758 l_height = (OPJ_UINT32)(l_res->y1 - l_res->y0);
1759 l_stride = (OPJ_UINT32)(l_tilec->resolutions[l_tilec->minimum_num_resolutions -
1760 1].x1 -
1761 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0) - l_width;
1762 l_src_data = l_tilec->data;
1763 } else {
1764 l_width = l_res->win_x1 - l_res->win_x0;
1765 l_height = l_res->win_y1 - l_res->win_y0;
1766 l_stride = 0;
1767 l_src_data = l_tilec->data_win;
1768 }
1769
1770 if (l_remaining) {
1771 ++l_size_comp;
1772 }
1773
1774 if (l_size_comp == 3) {
1775 l_size_comp = 4;
1776 }
1777
1778 switch (l_size_comp) {
1779 case 1: {
1780 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR *) p_dest;
1781 const OPJ_INT32 * l_src_ptr = l_src_data;
1782
1783 if (l_img_comp->sgnd) {
1784 for (j = 0; j < l_height; ++j) {
1785 for (k = 0; k < l_width; ++k) {
1786 *(l_dest_ptr++) = (OPJ_CHAR)(*(l_src_ptr++));
1787 }
1788 l_src_ptr += l_stride;
1789 }
1790 } else {
1791 for (j = 0; j < l_height; ++j) {
1792 for (k = 0; k < l_width; ++k) {
1793 *(l_dest_ptr++) = (OPJ_CHAR)((*(l_src_ptr++)) & 0xff);
1794 }
1795 l_src_ptr += l_stride;
1796 }
1797 }
1798
1799 p_dest = (OPJ_BYTE *)l_dest_ptr;
1800 }
1801 break;
1802 case 2: {
1803 const OPJ_INT32 * l_src_ptr = l_src_data;
1804 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_dest;
1805
1806 if (l_img_comp->sgnd) {
1807 for (j = 0; j < l_height; ++j) {
1808 for (k = 0; k < l_width; ++k) {
1809 OPJ_INT16 val = (OPJ_INT16)(*(l_src_ptr++));
1810 memcpy(l_dest_ptr, &val, sizeof(val));
1811 l_dest_ptr ++;
1812 }
1813 l_src_ptr += l_stride;
1814 }
1815 } else {
1816 for (j = 0; j < l_height; ++j) {
1817 for (k = 0; k < l_width; ++k) {
1818 OPJ_INT16 val = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
1819 memcpy(l_dest_ptr, &val, sizeof(val));
1820 l_dest_ptr ++;
1821 }
1822 l_src_ptr += l_stride;
1823 }
1824 }
1825
1826 p_dest = (OPJ_BYTE*) l_dest_ptr;
1827 }
1828 break;
1829 case 4: {
1830 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_dest;
1831 const OPJ_INT32 * l_src_ptr = l_src_data;
1832
1833 for (j = 0; j < l_height; ++j) {
1834 memcpy(l_dest_ptr, l_src_ptr, l_width * sizeof(OPJ_INT32));
1835 l_dest_ptr += l_width;
1836 l_src_ptr += l_width + l_stride;
1837 }
1838
1839 p_dest = (OPJ_BYTE*) l_dest_ptr;
1840 }
1841 break;
1842 }
1843
1844 ++l_img_comp;
1845 ++l_tilec;
1846 }
1847
1848 return OPJ_TRUE;
1849 }
1850
1851
1852
1853
opj_tcd_free_tile(opj_tcd_t * p_tcd)1854 static void opj_tcd_free_tile(opj_tcd_t *p_tcd)
1855 {
1856 OPJ_UINT32 compno, resno, bandno, precno;
1857 opj_tcd_tile_t *l_tile = 00;
1858 opj_tcd_tilecomp_t *l_tile_comp = 00;
1859 opj_tcd_resolution_t *l_res = 00;
1860 opj_tcd_band_t *l_band = 00;
1861 opj_tcd_precinct_t *l_precinct = 00;
1862 OPJ_UINT32 l_nb_resolutions, l_nb_precincts;
1863 void (* l_tcd_code_block_deallocate)(opj_tcd_precinct_t *) = 00;
1864
1865 if (! p_tcd) {
1866 return;
1867 }
1868
1869 if (! p_tcd->tcd_image) {
1870 return;
1871 }
1872
1873 if (p_tcd->m_is_decoder) {
1874 l_tcd_code_block_deallocate = opj_tcd_code_block_dec_deallocate;
1875 } else {
1876 l_tcd_code_block_deallocate = opj_tcd_code_block_enc_deallocate;
1877 }
1878
1879 l_tile = p_tcd->tcd_image->tiles;
1880 if (! l_tile) {
1881 return;
1882 }
1883
1884 l_tile_comp = l_tile->comps;
1885
1886 for (compno = 0; compno < l_tile->numcomps; ++compno) {
1887 l_res = l_tile_comp->resolutions;
1888 if (l_res) {
1889
1890 l_nb_resolutions = l_tile_comp->resolutions_size / (OPJ_UINT32)sizeof(
1891 opj_tcd_resolution_t);
1892 for (resno = 0; resno < l_nb_resolutions; ++resno) {
1893 l_band = l_res->bands;
1894 for (bandno = 0; bandno < 3; ++bandno) {
1895 l_precinct = l_band->precincts;
1896 if (l_precinct) {
1897
1898 l_nb_precincts = l_band->precincts_data_size / (OPJ_UINT32)sizeof(
1899 opj_tcd_precinct_t);
1900 for (precno = 0; precno < l_nb_precincts; ++precno) {
1901 opj_tgt_destroy(l_precinct->incltree);
1902 l_precinct->incltree = 00;
1903 opj_tgt_destroy(l_precinct->imsbtree);
1904 l_precinct->imsbtree = 00;
1905 (*l_tcd_code_block_deallocate)(l_precinct);
1906 ++l_precinct;
1907 }
1908
1909 opj_free(l_band->precincts);
1910 l_band->precincts = 00;
1911 }
1912 ++l_band;
1913 } /* for (resno */
1914 ++l_res;
1915 }
1916
1917 opj_free(l_tile_comp->resolutions);
1918 l_tile_comp->resolutions = 00;
1919 }
1920
1921 if (l_tile_comp->ownsData && l_tile_comp->data) {
1922 opj_image_data_free(l_tile_comp->data);
1923 l_tile_comp->data = 00;
1924 l_tile_comp->ownsData = 0;
1925 l_tile_comp->data_size = 0;
1926 l_tile_comp->data_size_needed = 0;
1927 }
1928
1929 opj_image_data_free(l_tile_comp->data_win);
1930
1931 ++l_tile_comp;
1932 }
1933
1934 opj_free(l_tile->comps);
1935 l_tile->comps = 00;
1936 opj_free(p_tcd->tcd_image->tiles);
1937 p_tcd->tcd_image->tiles = 00;
1938 }
1939
1940
opj_tcd_t2_decode(opj_tcd_t * p_tcd,OPJ_BYTE * p_src_data,OPJ_UINT32 * p_data_read,OPJ_UINT32 p_max_src_size,opj_codestream_index_t * p_cstr_index,opj_event_mgr_t * p_manager)1941 static OPJ_BOOL opj_tcd_t2_decode(opj_tcd_t *p_tcd,
1942 OPJ_BYTE * p_src_data,
1943 OPJ_UINT32 * p_data_read,
1944 OPJ_UINT32 p_max_src_size,
1945 opj_codestream_index_t *p_cstr_index,
1946 opj_event_mgr_t *p_manager
1947 )
1948 {
1949 opj_t2_t * l_t2;
1950
1951 l_t2 = opj_t2_create(p_tcd->image, p_tcd->cp);
1952 if (l_t2 == 00) {
1953 return OPJ_FALSE;
1954 }
1955
1956 if (! opj_t2_decode_packets(
1957 p_tcd,
1958 l_t2,
1959 p_tcd->tcd_tileno,
1960 p_tcd->tcd_image->tiles,
1961 p_src_data,
1962 p_data_read,
1963 p_max_src_size,
1964 p_cstr_index,
1965 p_manager)) {
1966 opj_t2_destroy(l_t2);
1967 return OPJ_FALSE;
1968 }
1969
1970 opj_t2_destroy(l_t2);
1971
1972 /*---------------CLEAN-------------------*/
1973 return OPJ_TRUE;
1974 }
1975
opj_tcd_t1_decode(opj_tcd_t * p_tcd,opj_event_mgr_t * p_manager)1976 static OPJ_BOOL opj_tcd_t1_decode(opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager)
1977 {
1978 OPJ_UINT32 compno;
1979 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
1980 opj_tcd_tilecomp_t* l_tile_comp = l_tile->comps;
1981 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
1982 volatile OPJ_BOOL ret = OPJ_TRUE;
1983 OPJ_BOOL check_pterm = OPJ_FALSE;
1984 opj_mutex_t* p_manager_mutex = NULL;
1985
1986 p_manager_mutex = opj_mutex_create();
1987
1988 /* Only enable PTERM check if we decode all layers */
1989 if (p_tcd->tcp->num_layers_to_decode == p_tcd->tcp->numlayers &&
1990 (l_tccp->cblksty & J2K_CCP_CBLKSTY_PTERM) != 0) {
1991 check_pterm = OPJ_TRUE;
1992 }
1993
1994 for (compno = 0; compno < l_tile->numcomps;
1995 ++compno, ++l_tile_comp, ++l_tccp) {
1996 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1997 continue;
1998 }
1999
2000 opj_t1_decode_cblks(p_tcd, &ret, l_tile_comp, l_tccp,
2001 p_manager, p_manager_mutex, check_pterm);
2002 if (!ret) {
2003 break;
2004 }
2005 }
2006
2007 opj_thread_pool_wait_completion(p_tcd->thread_pool, 0);
2008 if (p_manager_mutex) {
2009 opj_mutex_destroy(p_manager_mutex);
2010 }
2011 return ret;
2012 }
2013
2014
opj_tcd_dwt_decode(opj_tcd_t * p_tcd)2015 static OPJ_BOOL opj_tcd_dwt_decode(opj_tcd_t *p_tcd)
2016 {
2017 OPJ_UINT32 compno;
2018 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2019 opj_tcd_tilecomp_t * l_tile_comp = l_tile->comps;
2020 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
2021 opj_image_comp_t * l_img_comp = p_tcd->image->comps;
2022
2023 for (compno = 0; compno < l_tile->numcomps;
2024 compno++, ++l_tile_comp, ++l_img_comp, ++l_tccp) {
2025 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
2026 continue;
2027 }
2028
2029 if (l_tccp->qmfbid == 1) {
2030 if (! opj_dwt_decode(p_tcd, l_tile_comp,
2031 l_img_comp->resno_decoded + 1)) {
2032 return OPJ_FALSE;
2033 }
2034 } else {
2035 if (! opj_dwt_decode_real(p_tcd, l_tile_comp,
2036 l_img_comp->resno_decoded + 1)) {
2037 return OPJ_FALSE;
2038 }
2039 }
2040
2041 }
2042
2043 return OPJ_TRUE;
2044 }
2045
opj_tcd_mct_decode(opj_tcd_t * p_tcd,opj_event_mgr_t * p_manager)2046 static OPJ_BOOL opj_tcd_mct_decode(opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager)
2047 {
2048 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2049 opj_tcp_t * l_tcp = p_tcd->tcp;
2050 opj_tcd_tilecomp_t * l_tile_comp = l_tile->comps;
2051 OPJ_SIZE_T l_samples;
2052 OPJ_UINT32 i;
2053
2054 if (l_tcp->mct == 0 || p_tcd->used_component != NULL) {
2055 return OPJ_TRUE;
2056 }
2057
2058 if (p_tcd->whole_tile_decoding) {
2059 opj_tcd_resolution_t* res_comp0 = l_tile->comps[0].resolutions +
2060 l_tile_comp->minimum_num_resolutions - 1;
2061
2062 /* A bit inefficient: we process more data than needed if */
2063 /* resno_decoded < l_tile_comp->minimum_num_resolutions-1, */
2064 /* but we would need to take into account a stride then */
2065 l_samples = (OPJ_SIZE_T)(res_comp0->x1 - res_comp0->x0) *
2066 (OPJ_SIZE_T)(res_comp0->y1 - res_comp0->y0);
2067 if (l_tile->numcomps >= 3) {
2068 if (l_tile_comp->minimum_num_resolutions !=
2069 l_tile->comps[1].minimum_num_resolutions ||
2070 l_tile_comp->minimum_num_resolutions !=
2071 l_tile->comps[2].minimum_num_resolutions) {
2072 opj_event_msg(p_manager, EVT_ERROR,
2073 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2074 return OPJ_FALSE;
2075 }
2076 }
2077 if (l_tile->numcomps >= 3) {
2078 opj_tcd_resolution_t* res_comp1 = l_tile->comps[1].resolutions +
2079 l_tile_comp->minimum_num_resolutions - 1;
2080 opj_tcd_resolution_t* res_comp2 = l_tile->comps[2].resolutions +
2081 l_tile_comp->minimum_num_resolutions - 1;
2082 /* testcase 1336.pdf.asan.47.376 */
2083 if (p_tcd->image->comps[0].resno_decoded !=
2084 p_tcd->image->comps[1].resno_decoded ||
2085 p_tcd->image->comps[0].resno_decoded !=
2086 p_tcd->image->comps[2].resno_decoded ||
2087 (OPJ_SIZE_T)(res_comp1->x1 - res_comp1->x0) *
2088 (OPJ_SIZE_T)(res_comp1->y1 - res_comp1->y0) != l_samples ||
2089 (OPJ_SIZE_T)(res_comp2->x1 - res_comp2->x0) *
2090 (OPJ_SIZE_T)(res_comp2->y1 - res_comp2->y0) != l_samples) {
2091 opj_event_msg(p_manager, EVT_ERROR,
2092 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2093 return OPJ_FALSE;
2094 }
2095 }
2096 } else {
2097 opj_tcd_resolution_t* res_comp0 = l_tile->comps[0].resolutions +
2098 p_tcd->image->comps[0].resno_decoded;
2099
2100 l_samples = (OPJ_SIZE_T)(res_comp0->win_x1 - res_comp0->win_x0) *
2101 (OPJ_SIZE_T)(res_comp0->win_y1 - res_comp0->win_y0);
2102 if (l_tile->numcomps >= 3) {
2103 opj_tcd_resolution_t* res_comp1 = l_tile->comps[1].resolutions +
2104 p_tcd->image->comps[1].resno_decoded;
2105 opj_tcd_resolution_t* res_comp2 = l_tile->comps[2].resolutions +
2106 p_tcd->image->comps[2].resno_decoded;
2107 /* testcase 1336.pdf.asan.47.376 */
2108 if (p_tcd->image->comps[0].resno_decoded !=
2109 p_tcd->image->comps[1].resno_decoded ||
2110 p_tcd->image->comps[0].resno_decoded !=
2111 p_tcd->image->comps[2].resno_decoded ||
2112 (OPJ_SIZE_T)(res_comp1->win_x1 - res_comp1->win_x0) *
2113 (OPJ_SIZE_T)(res_comp1->win_y1 - res_comp1->win_y0) != l_samples ||
2114 (OPJ_SIZE_T)(res_comp2->win_x1 - res_comp2->win_x0) *
2115 (OPJ_SIZE_T)(res_comp2->win_y1 - res_comp2->win_y0) != l_samples) {
2116 opj_event_msg(p_manager, EVT_ERROR,
2117 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2118 return OPJ_FALSE;
2119 }
2120 }
2121 }
2122
2123 if (l_tile->numcomps >= 3) {
2124 if (l_tcp->mct == 2) {
2125 OPJ_BYTE ** l_data;
2126
2127 if (! l_tcp->m_mct_decoding_matrix) {
2128 return OPJ_TRUE;
2129 }
2130
2131 l_data = (OPJ_BYTE **) opj_malloc(l_tile->numcomps * sizeof(OPJ_BYTE*));
2132 if (! l_data) {
2133 return OPJ_FALSE;
2134 }
2135
2136 for (i = 0; i < l_tile->numcomps; ++i) {
2137 if (p_tcd->whole_tile_decoding) {
2138 l_data[i] = (OPJ_BYTE*) l_tile_comp->data;
2139 } else {
2140 l_data[i] = (OPJ_BYTE*) l_tile_comp->data_win;
2141 }
2142 ++l_tile_comp;
2143 }
2144
2145 if (! opj_mct_decode_custom(/* MCT data */
2146 (OPJ_BYTE*) l_tcp->m_mct_decoding_matrix,
2147 /* size of components */
2148 l_samples,
2149 /* components */
2150 l_data,
2151 /* nb of components (i.e. size of pData) */
2152 l_tile->numcomps,
2153 /* tells if the data is signed */
2154 p_tcd->image->comps->sgnd)) {
2155 opj_free(l_data);
2156 return OPJ_FALSE;
2157 }
2158
2159 opj_free(l_data);
2160 } else {
2161 if (l_tcp->tccps->qmfbid == 1) {
2162 if (p_tcd->whole_tile_decoding) {
2163 opj_mct_decode(l_tile->comps[0].data,
2164 l_tile->comps[1].data,
2165 l_tile->comps[2].data,
2166 l_samples);
2167 } else {
2168 opj_mct_decode(l_tile->comps[0].data_win,
2169 l_tile->comps[1].data_win,
2170 l_tile->comps[2].data_win,
2171 l_samples);
2172 }
2173 } else {
2174 if (p_tcd->whole_tile_decoding) {
2175 opj_mct_decode_real((OPJ_FLOAT32*)l_tile->comps[0].data,
2176 (OPJ_FLOAT32*)l_tile->comps[1].data,
2177 (OPJ_FLOAT32*)l_tile->comps[2].data,
2178 l_samples);
2179 } else {
2180 opj_mct_decode_real((OPJ_FLOAT32*)l_tile->comps[0].data_win,
2181 (OPJ_FLOAT32*)l_tile->comps[1].data_win,
2182 (OPJ_FLOAT32*)l_tile->comps[2].data_win,
2183 l_samples);
2184 }
2185 }
2186 }
2187 } else {
2188 opj_event_msg(p_manager, EVT_ERROR,
2189 "Number of components (%d) is inconsistent with a MCT. Skip the MCT step.\n",
2190 l_tile->numcomps);
2191 }
2192
2193 return OPJ_TRUE;
2194 }
2195
2196
opj_tcd_dc_level_shift_decode(opj_tcd_t * p_tcd)2197 static OPJ_BOOL opj_tcd_dc_level_shift_decode(opj_tcd_t *p_tcd)
2198 {
2199 OPJ_UINT32 compno;
2200 opj_tcd_tilecomp_t * l_tile_comp = 00;
2201 opj_tccp_t * l_tccp = 00;
2202 opj_image_comp_t * l_img_comp = 00;
2203 opj_tcd_resolution_t* l_res = 00;
2204 opj_tcd_tile_t * l_tile;
2205 OPJ_UINT32 l_width, l_height, i, j;
2206 OPJ_INT32 * l_current_ptr;
2207 OPJ_INT32 l_min, l_max;
2208 OPJ_UINT32 l_stride;
2209
2210 l_tile = p_tcd->tcd_image->tiles;
2211 l_tile_comp = l_tile->comps;
2212 l_tccp = p_tcd->tcp->tccps;
2213 l_img_comp = p_tcd->image->comps;
2214
2215 for (compno = 0; compno < l_tile->numcomps;
2216 compno++, ++l_img_comp, ++l_tccp, ++l_tile_comp) {
2217
2218 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
2219 continue;
2220 }
2221
2222 l_res = l_tile_comp->resolutions + l_img_comp->resno_decoded;
2223
2224 if (!p_tcd->whole_tile_decoding) {
2225 l_width = l_res->win_x1 - l_res->win_x0;
2226 l_height = l_res->win_y1 - l_res->win_y0;
2227 l_stride = 0;
2228 l_current_ptr = l_tile_comp->data_win;
2229 } else {
2230 l_width = (OPJ_UINT32)(l_res->x1 - l_res->x0);
2231 l_height = (OPJ_UINT32)(l_res->y1 - l_res->y0);
2232 l_stride = (OPJ_UINT32)(
2233 l_tile_comp->resolutions[l_tile_comp->minimum_num_resolutions - 1].x1 -
2234 l_tile_comp->resolutions[l_tile_comp->minimum_num_resolutions - 1].x0)
2235 - l_width;
2236 l_current_ptr = l_tile_comp->data;
2237
2238 assert(l_height == 0 ||
2239 l_width + l_stride <= l_tile_comp->data_size / l_height); /*MUPDF*/
2240 }
2241
2242 if (l_img_comp->sgnd) {
2243 l_min = -(1 << (l_img_comp->prec - 1));
2244 l_max = (1 << (l_img_comp->prec - 1)) - 1;
2245 } else {
2246 l_min = 0;
2247 l_max = (OPJ_INT32)((1U << l_img_comp->prec) - 1);
2248 }
2249
2250
2251 if (l_tccp->qmfbid == 1) {
2252 for (j = 0; j < l_height; ++j) {
2253 for (i = 0; i < l_width; ++i) {
2254 /* TODO: do addition on int64 ? */
2255 *l_current_ptr = opj_int_clamp(*l_current_ptr + l_tccp->m_dc_level_shift, l_min,
2256 l_max);
2257 ++l_current_ptr;
2258 }
2259 l_current_ptr += l_stride;
2260 }
2261 } else {
2262 for (j = 0; j < l_height; ++j) {
2263 for (i = 0; i < l_width; ++i) {
2264 OPJ_FLOAT32 l_value = *((OPJ_FLOAT32 *) l_current_ptr);
2265 if (l_value > INT_MAX) {
2266 *l_current_ptr = l_max;
2267 } else if (l_value < INT_MIN) {
2268 *l_current_ptr = l_min;
2269 } else {
2270 /* Do addition on int64 to avoid overflows */
2271 OPJ_INT64 l_value_int = (OPJ_INT64)opj_lrintf(l_value);
2272 *l_current_ptr = (OPJ_INT32)opj_int64_clamp(
2273 l_value_int + l_tccp->m_dc_level_shift, l_min, l_max);
2274 }
2275 ++l_current_ptr;
2276 }
2277 l_current_ptr += l_stride;
2278 }
2279 }
2280 }
2281
2282 return OPJ_TRUE;
2283 }
2284
2285
2286
2287 /**
2288 * Deallocates the encoding data of the given precinct.
2289 */
opj_tcd_code_block_dec_deallocate(opj_tcd_precinct_t * p_precinct)2290 static void opj_tcd_code_block_dec_deallocate(opj_tcd_precinct_t * p_precinct)
2291 {
2292 OPJ_UINT32 cblkno, l_nb_code_blocks;
2293
2294 opj_tcd_cblk_dec_t * l_code_block = p_precinct->cblks.dec;
2295 if (l_code_block) {
2296 /*fprintf(stderr,"deallocate codeblock:{\n");*/
2297 /*fprintf(stderr,"\t x0=%d, y0=%d, x1=%d, y1=%d\n",l_code_block->x0, l_code_block->y0, l_code_block->x1, l_code_block->y1);*/
2298 /*fprintf(stderr,"\t numbps=%d, numlenbits=%d, len=%d, numnewpasses=%d, real_num_segs=%d, m_current_max_segs=%d\n ",
2299 l_code_block->numbps, l_code_block->numlenbits, l_code_block->len, l_code_block->numnewpasses, l_code_block->real_num_segs, l_code_block->m_current_max_segs );*/
2300
2301
2302 l_nb_code_blocks = p_precinct->block_size / (OPJ_UINT32)sizeof(
2303 opj_tcd_cblk_dec_t);
2304 /*fprintf(stderr,"nb_code_blocks =%d\t}\n", l_nb_code_blocks);*/
2305
2306 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
2307
2308 if (l_code_block->segs) {
2309 opj_free(l_code_block->segs);
2310 l_code_block->segs = 00;
2311 }
2312
2313 if (l_code_block->chunks) {
2314 opj_free(l_code_block->chunks);
2315 l_code_block->chunks = 00;
2316 }
2317
2318 opj_aligned_free(l_code_block->decoded_data);
2319 l_code_block->decoded_data = NULL;
2320
2321 ++l_code_block;
2322 }
2323
2324 opj_free(p_precinct->cblks.dec);
2325 p_precinct->cblks.dec = 00;
2326 }
2327 }
2328
2329 /**
2330 * Deallocates the encoding data of the given precinct.
2331 */
opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct)2332 static void opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct)
2333 {
2334 OPJ_UINT32 cblkno, l_nb_code_blocks;
2335
2336 opj_tcd_cblk_enc_t * l_code_block = p_precinct->cblks.enc;
2337 if (l_code_block) {
2338 l_nb_code_blocks = p_precinct->block_size / (OPJ_UINT32)sizeof(
2339 opj_tcd_cblk_enc_t);
2340
2341 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
2342 if (l_code_block->data) {
2343 /* We refer to data - 1 since below we incremented it */
2344 /* in opj_tcd_code_block_enc_allocate_data() */
2345 opj_free(l_code_block->data - 1);
2346 l_code_block->data = 00;
2347 }
2348
2349 if (l_code_block->layers) {
2350 opj_free(l_code_block->layers);
2351 l_code_block->layers = 00;
2352 }
2353
2354 if (l_code_block->passes) {
2355 opj_free(l_code_block->passes);
2356 l_code_block->passes = 00;
2357 }
2358 ++l_code_block;
2359 }
2360
2361 opj_free(p_precinct->cblks.enc);
2362
2363 p_precinct->cblks.enc = 00;
2364 }
2365 }
2366
opj_tcd_get_encoder_input_buffer_size(opj_tcd_t * p_tcd)2367 OPJ_SIZE_T opj_tcd_get_encoder_input_buffer_size(opj_tcd_t *p_tcd)
2368 {
2369 OPJ_UINT32 i;
2370 OPJ_SIZE_T l_data_size = 0;
2371 opj_image_comp_t * l_img_comp = 00;
2372 opj_tcd_tilecomp_t * l_tilec = 00;
2373 OPJ_UINT32 l_size_comp, l_remaining;
2374
2375 l_tilec = p_tcd->tcd_image->tiles->comps;
2376 l_img_comp = p_tcd->image->comps;
2377 for (i = 0; i < p_tcd->image->numcomps; ++i) {
2378 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
2379 l_remaining = l_img_comp->prec & 7; /* (%8) */
2380
2381 if (l_remaining) {
2382 ++l_size_comp;
2383 }
2384
2385 if (l_size_comp == 3) {
2386 l_size_comp = 4;
2387 }
2388
2389 l_data_size += l_size_comp * ((OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0) *
2390 (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0));
2391 ++l_img_comp;
2392 ++l_tilec;
2393 }
2394
2395 return l_data_size;
2396 }
2397
opj_tcd_dc_level_shift_encode(opj_tcd_t * p_tcd)2398 static OPJ_BOOL opj_tcd_dc_level_shift_encode(opj_tcd_t *p_tcd)
2399 {
2400 OPJ_UINT32 compno;
2401 opj_tcd_tilecomp_t * l_tile_comp = 00;
2402 opj_tccp_t * l_tccp = 00;
2403 opj_image_comp_t * l_img_comp = 00;
2404 opj_tcd_tile_t * l_tile;
2405 OPJ_SIZE_T l_nb_elem, i;
2406 OPJ_INT32 * l_current_ptr;
2407
2408 l_tile = p_tcd->tcd_image->tiles;
2409 l_tile_comp = l_tile->comps;
2410 l_tccp = p_tcd->tcp->tccps;
2411 l_img_comp = p_tcd->image->comps;
2412
2413 for (compno = 0; compno < l_tile->numcomps; compno++) {
2414 l_current_ptr = l_tile_comp->data;
2415 l_nb_elem = (OPJ_SIZE_T)(l_tile_comp->x1 - l_tile_comp->x0) *
2416 (OPJ_SIZE_T)(l_tile_comp->y1 - l_tile_comp->y0);
2417
2418 if (l_tccp->qmfbid == 1) {
2419 for (i = 0; i < l_nb_elem; ++i) {
2420 *l_current_ptr -= l_tccp->m_dc_level_shift ;
2421 ++l_current_ptr;
2422 }
2423 } else {
2424 for (i = 0; i < l_nb_elem; ++i) {
2425 *((OPJ_FLOAT32 *) l_current_ptr) = (OPJ_FLOAT32)(*l_current_ptr -
2426 l_tccp->m_dc_level_shift);
2427 ++l_current_ptr;
2428 }
2429 }
2430
2431 ++l_img_comp;
2432 ++l_tccp;
2433 ++l_tile_comp;
2434 }
2435
2436 return OPJ_TRUE;
2437 }
2438
opj_tcd_mct_encode(opj_tcd_t * p_tcd)2439 static OPJ_BOOL opj_tcd_mct_encode(opj_tcd_t *p_tcd)
2440 {
2441 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2442 opj_tcd_tilecomp_t * l_tile_comp = p_tcd->tcd_image->tiles->comps;
2443 OPJ_SIZE_T samples = (OPJ_SIZE_T)(l_tile_comp->x1 - l_tile_comp->x0) *
2444 (OPJ_SIZE_T)(l_tile_comp->y1 - l_tile_comp->y0);
2445 OPJ_UINT32 i;
2446 OPJ_BYTE ** l_data = 00;
2447 opj_tcp_t * l_tcp = p_tcd->tcp;
2448
2449 if (!p_tcd->tcp->mct) {
2450 return OPJ_TRUE;
2451 }
2452
2453 if (p_tcd->tcp->mct == 2) {
2454 if (! p_tcd->tcp->m_mct_coding_matrix) {
2455 return OPJ_TRUE;
2456 }
2457
2458 l_data = (OPJ_BYTE **) opj_malloc(l_tile->numcomps * sizeof(OPJ_BYTE*));
2459 if (! l_data) {
2460 return OPJ_FALSE;
2461 }
2462
2463 for (i = 0; i < l_tile->numcomps; ++i) {
2464 l_data[i] = (OPJ_BYTE*) l_tile_comp->data;
2465 ++l_tile_comp;
2466 }
2467
2468 if (! opj_mct_encode_custom(/* MCT data */
2469 (OPJ_BYTE*) p_tcd->tcp->m_mct_coding_matrix,
2470 /* size of components */
2471 samples,
2472 /* components */
2473 l_data,
2474 /* nb of components (i.e. size of pData) */
2475 l_tile->numcomps,
2476 /* tells if the data is signed */
2477 p_tcd->image->comps->sgnd)) {
2478 opj_free(l_data);
2479 return OPJ_FALSE;
2480 }
2481
2482 opj_free(l_data);
2483 } else if (l_tcp->tccps->qmfbid == 0) {
2484 opj_mct_encode_real(
2485 (OPJ_FLOAT32*)l_tile->comps[0].data,
2486 (OPJ_FLOAT32*)l_tile->comps[1].data,
2487 (OPJ_FLOAT32*)l_tile->comps[2].data,
2488 samples);
2489 } else {
2490 opj_mct_encode(l_tile->comps[0].data, l_tile->comps[1].data,
2491 l_tile->comps[2].data, samples);
2492 }
2493
2494 return OPJ_TRUE;
2495 }
2496
opj_tcd_dwt_encode(opj_tcd_t * p_tcd)2497 static OPJ_BOOL opj_tcd_dwt_encode(opj_tcd_t *p_tcd)
2498 {
2499 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2500 opj_tcd_tilecomp_t * l_tile_comp = p_tcd->tcd_image->tiles->comps;
2501 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
2502 OPJ_UINT32 compno;
2503
2504 for (compno = 0; compno < l_tile->numcomps; ++compno) {
2505 if (l_tccp->qmfbid == 1) {
2506 if (! opj_dwt_encode(p_tcd, l_tile_comp)) {
2507 return OPJ_FALSE;
2508 }
2509 } else if (l_tccp->qmfbid == 0) {
2510 if (! opj_dwt_encode_real(p_tcd, l_tile_comp)) {
2511 return OPJ_FALSE;
2512 }
2513 }
2514
2515 ++l_tile_comp;
2516 ++l_tccp;
2517 }
2518
2519 return OPJ_TRUE;
2520 }
2521
opj_tcd_t1_encode(opj_tcd_t * p_tcd)2522 static OPJ_BOOL opj_tcd_t1_encode(opj_tcd_t *p_tcd)
2523 {
2524 const OPJ_FLOAT64 * l_mct_norms;
2525 OPJ_UINT32 l_mct_numcomps = 0U;
2526 opj_tcp_t * l_tcp = p_tcd->tcp;
2527
2528 if (l_tcp->mct == 1) {
2529 l_mct_numcomps = 3U;
2530 /* irreversible encoding */
2531 if (l_tcp->tccps->qmfbid == 0) {
2532 l_mct_norms = opj_mct_get_mct_norms_real();
2533 } else {
2534 l_mct_norms = opj_mct_get_mct_norms();
2535 }
2536 } else {
2537 l_mct_numcomps = p_tcd->image->numcomps;
2538 l_mct_norms = (const OPJ_FLOAT64 *)(l_tcp->mct_norms);
2539 }
2540
2541 return opj_t1_encode_cblks(p_tcd,
2542 p_tcd->tcd_image->tiles, l_tcp, l_mct_norms,
2543 l_mct_numcomps);
2544
2545 return OPJ_TRUE;
2546 }
2547
opj_tcd_t2_encode(opj_tcd_t * p_tcd,OPJ_BYTE * p_dest_data,OPJ_UINT32 * p_data_written,OPJ_UINT32 p_max_dest_size,opj_codestream_info_t * p_cstr_info,opj_tcd_marker_info_t * p_marker_info,opj_event_mgr_t * p_manager)2548 static OPJ_BOOL opj_tcd_t2_encode(opj_tcd_t *p_tcd,
2549 OPJ_BYTE * p_dest_data,
2550 OPJ_UINT32 * p_data_written,
2551 OPJ_UINT32 p_max_dest_size,
2552 opj_codestream_info_t *p_cstr_info,
2553 opj_tcd_marker_info_t* p_marker_info,
2554 opj_event_mgr_t *p_manager)
2555 {
2556 opj_t2_t * l_t2;
2557
2558 l_t2 = opj_t2_create(p_tcd->image, p_tcd->cp);
2559 if (l_t2 == 00) {
2560 return OPJ_FALSE;
2561 }
2562
2563 if (! opj_t2_encode_packets(
2564 l_t2,
2565 p_tcd->tcd_tileno,
2566 p_tcd->tcd_image->tiles,
2567 p_tcd->tcp->numlayers,
2568 p_dest_data,
2569 p_data_written,
2570 p_max_dest_size,
2571 p_cstr_info,
2572 p_marker_info,
2573 p_tcd->tp_num,
2574 p_tcd->tp_pos,
2575 p_tcd->cur_pino,
2576 FINAL_PASS,
2577 p_manager)) {
2578 opj_t2_destroy(l_t2);
2579 return OPJ_FALSE;
2580 }
2581
2582 opj_t2_destroy(l_t2);
2583
2584 /*---------------CLEAN-------------------*/
2585 return OPJ_TRUE;
2586 }
2587
2588
opj_tcd_rate_allocate_encode(opj_tcd_t * p_tcd,OPJ_BYTE * p_dest_data,OPJ_UINT32 p_max_dest_size,opj_codestream_info_t * p_cstr_info,opj_event_mgr_t * p_manager)2589 static OPJ_BOOL opj_tcd_rate_allocate_encode(opj_tcd_t *p_tcd,
2590 OPJ_BYTE * p_dest_data,
2591 OPJ_UINT32 p_max_dest_size,
2592 opj_codestream_info_t *p_cstr_info,
2593 opj_event_mgr_t *p_manager)
2594 {
2595 opj_cp_t * l_cp = p_tcd->cp;
2596 OPJ_UINT32 l_nb_written = 0;
2597
2598 if (p_cstr_info) {
2599 p_cstr_info->index_write = 0;
2600 }
2601
2602 if (l_cp->m_specific_param.m_enc.m_disto_alloc ||
2603 l_cp->m_specific_param.m_enc.m_fixed_quality) {
2604 /* fixed_quality */
2605 /* Normal Rate/distortion allocation */
2606 if (! opj_tcd_rateallocate(p_tcd, p_dest_data, &l_nb_written, p_max_dest_size,
2607 p_cstr_info, p_manager)) {
2608 return OPJ_FALSE;
2609 }
2610 } else {
2611 /* Fixed layer allocation */
2612 opj_tcd_rateallocate_fixed(p_tcd);
2613 }
2614
2615 return OPJ_TRUE;
2616 }
2617
2618
opj_tcd_copy_tile_data(opj_tcd_t * p_tcd,OPJ_BYTE * p_src,OPJ_SIZE_T p_src_length)2619 OPJ_BOOL opj_tcd_copy_tile_data(opj_tcd_t *p_tcd,
2620 OPJ_BYTE * p_src,
2621 OPJ_SIZE_T p_src_length)
2622 {
2623 OPJ_UINT32 i;
2624 OPJ_SIZE_T j;
2625 OPJ_SIZE_T l_data_size = 0;
2626 opj_image_comp_t * l_img_comp = 00;
2627 opj_tcd_tilecomp_t * l_tilec = 00;
2628 OPJ_UINT32 l_size_comp, l_remaining;
2629 OPJ_SIZE_T l_nb_elem;
2630
2631 l_data_size = opj_tcd_get_encoder_input_buffer_size(p_tcd);
2632 if (l_data_size != p_src_length) {
2633 return OPJ_FALSE;
2634 }
2635
2636 l_tilec = p_tcd->tcd_image->tiles->comps;
2637 l_img_comp = p_tcd->image->comps;
2638 for (i = 0; i < p_tcd->image->numcomps; ++i) {
2639 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
2640 l_remaining = l_img_comp->prec & 7; /* (%8) */
2641 l_nb_elem = (OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0) *
2642 (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0);
2643
2644 if (l_remaining) {
2645 ++l_size_comp;
2646 }
2647
2648 if (l_size_comp == 3) {
2649 l_size_comp = 4;
2650 }
2651
2652 switch (l_size_comp) {
2653 case 1: {
2654 OPJ_CHAR * l_src_ptr = (OPJ_CHAR *) p_src;
2655 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2656
2657 if (l_img_comp->sgnd) {
2658 for (j = 0; j < l_nb_elem; ++j) {
2659 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2660 }
2661 } else {
2662 for (j = 0; j < l_nb_elem; ++j) {
2663 *(l_dest_ptr++) = (*(l_src_ptr++)) & 0xff;
2664 }
2665 }
2666
2667 p_src = (OPJ_BYTE*) l_src_ptr;
2668 }
2669 break;
2670 case 2: {
2671 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2672 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_src;
2673
2674 if (l_img_comp->sgnd) {
2675 for (j = 0; j < l_nb_elem; ++j) {
2676 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2677 }
2678 } else {
2679 for (j = 0; j < l_nb_elem; ++j) {
2680 *(l_dest_ptr++) = (*(l_src_ptr++)) & 0xffff;
2681 }
2682 }
2683
2684 p_src = (OPJ_BYTE*) l_src_ptr;
2685 }
2686 break;
2687 case 4: {
2688 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_src;
2689 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2690
2691 for (j = 0; j < l_nb_elem; ++j) {
2692 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2693 }
2694
2695 p_src = (OPJ_BYTE*) l_src_ptr;
2696 }
2697 break;
2698 }
2699
2700 ++l_img_comp;
2701 ++l_tilec;
2702 }
2703
2704 return OPJ_TRUE;
2705 }
2706
opj_tcd_is_band_empty(opj_tcd_band_t * band)2707 OPJ_BOOL opj_tcd_is_band_empty(opj_tcd_band_t* band)
2708 {
2709 return (band->x1 - band->x0 == 0) || (band->y1 - band->y0 == 0);
2710 }
2711
opj_tcd_is_subband_area_of_interest(opj_tcd_t * tcd,OPJ_UINT32 compno,OPJ_UINT32 resno,OPJ_UINT32 bandno,OPJ_UINT32 band_x0,OPJ_UINT32 band_y0,OPJ_UINT32 band_x1,OPJ_UINT32 band_y1)2712 OPJ_BOOL opj_tcd_is_subband_area_of_interest(opj_tcd_t *tcd,
2713 OPJ_UINT32 compno,
2714 OPJ_UINT32 resno,
2715 OPJ_UINT32 bandno,
2716 OPJ_UINT32 band_x0,
2717 OPJ_UINT32 band_y0,
2718 OPJ_UINT32 band_x1,
2719 OPJ_UINT32 band_y1)
2720 {
2721 /* Note: those values for filter_margin are in part the result of */
2722 /* experimentation. The value 2 for QMFBID=1 (5x3 filter) can be linked */
2723 /* to the maximum left/right extension given in tables F.2 and F.3 of the */
2724 /* standard. The value 3 for QMFBID=0 (9x7 filter) is more suspicious, */
2725 /* since F.2 and F.3 would lead to 4 instead, so the current 3 might be */
2726 /* needed to be bumped to 4, in case inconsistencies are found while */
2727 /* decoding parts of irreversible coded images. */
2728 /* See opj_dwt_decode_partial_53 and opj_dwt_decode_partial_97 as well */
2729 OPJ_UINT32 filter_margin = (tcd->tcp->tccps[compno].qmfbid == 1) ? 2 : 3;
2730 opj_tcd_tilecomp_t *tilec = &(tcd->tcd_image->tiles->comps[compno]);
2731 opj_image_comp_t* image_comp = &(tcd->image->comps[compno]);
2732 /* Compute the intersection of the area of interest, expressed in tile coordinates */
2733 /* with the tile coordinates */
2734 OPJ_UINT32 tcx0 = opj_uint_max(
2735 (OPJ_UINT32)tilec->x0,
2736 opj_uint_ceildiv(tcd->win_x0, image_comp->dx));
2737 OPJ_UINT32 tcy0 = opj_uint_max(
2738 (OPJ_UINT32)tilec->y0,
2739 opj_uint_ceildiv(tcd->win_y0, image_comp->dy));
2740 OPJ_UINT32 tcx1 = opj_uint_min(
2741 (OPJ_UINT32)tilec->x1,
2742 opj_uint_ceildiv(tcd->win_x1, image_comp->dx));
2743 OPJ_UINT32 tcy1 = opj_uint_min(
2744 (OPJ_UINT32)tilec->y1,
2745 opj_uint_ceildiv(tcd->win_y1, image_comp->dy));
2746 /* Compute number of decomposition for this band. See table F-1 */
2747 OPJ_UINT32 nb = (resno == 0) ?
2748 tilec->numresolutions - 1 :
2749 tilec->numresolutions - resno;
2750 /* Map above tile-based coordinates to sub-band-based coordinates per */
2751 /* equation B-15 of the standard */
2752 OPJ_UINT32 x0b = bandno & 1;
2753 OPJ_UINT32 y0b = bandno >> 1;
2754 OPJ_UINT32 tbx0 = (nb == 0) ? tcx0 :
2755 (tcx0 <= (1U << (nb - 1)) * x0b) ? 0 :
2756 opj_uint_ceildivpow2(tcx0 - (1U << (nb - 1)) * x0b, nb);
2757 OPJ_UINT32 tby0 = (nb == 0) ? tcy0 :
2758 (tcy0 <= (1U << (nb - 1)) * y0b) ? 0 :
2759 opj_uint_ceildivpow2(tcy0 - (1U << (nb - 1)) * y0b, nb);
2760 OPJ_UINT32 tbx1 = (nb == 0) ? tcx1 :
2761 (tcx1 <= (1U << (nb - 1)) * x0b) ? 0 :
2762 opj_uint_ceildivpow2(tcx1 - (1U << (nb - 1)) * x0b, nb);
2763 OPJ_UINT32 tby1 = (nb == 0) ? tcy1 :
2764 (tcy1 <= (1U << (nb - 1)) * y0b) ? 0 :
2765 opj_uint_ceildivpow2(tcy1 - (1U << (nb - 1)) * y0b, nb);
2766 OPJ_BOOL intersects;
2767
2768 if (tbx0 < filter_margin) {
2769 tbx0 = 0;
2770 } else {
2771 tbx0 -= filter_margin;
2772 }
2773 if (tby0 < filter_margin) {
2774 tby0 = 0;
2775 } else {
2776 tby0 -= filter_margin;
2777 }
2778 tbx1 = opj_uint_adds(tbx1, filter_margin);
2779 tby1 = opj_uint_adds(tby1, filter_margin);
2780
2781 intersects = band_x0 < tbx1 && band_y0 < tby1 && band_x1 > tbx0 &&
2782 band_y1 > tby0;
2783
2784 #ifdef DEBUG_VERBOSE
2785 printf("compno=%u resno=%u nb=%u bandno=%u x0b=%u y0b=%u band=%u,%u,%u,%u tb=%u,%u,%u,%u -> %u\n",
2786 compno, resno, nb, bandno, x0b, y0b,
2787 band_x0, band_y0, band_x1, band_y1,
2788 tbx0, tby0, tbx1, tby1, intersects);
2789 #endif
2790 return intersects;
2791 }
2792
2793 /** Returns whether a tile componenent is fully decoded, taking into account
2794 * p_tcd->win_* members.
2795 *
2796 * @param p_tcd TCD handle.
2797 * @param compno Component number
2798 * @return OPJ_TRUE whether the tile componenent is fully decoded
2799 */
opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t * p_tcd,OPJ_UINT32 compno)2800 static OPJ_BOOL opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t *p_tcd,
2801 OPJ_UINT32 compno)
2802 {
2803 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
2804 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
2805 /* Compute the intersection of the area of interest, expressed in tile coordinates */
2806 /* with the tile coordinates */
2807 OPJ_UINT32 tcx0 = opj_uint_max(
2808 (OPJ_UINT32)tilec->x0,
2809 opj_uint_ceildiv(p_tcd->win_x0, image_comp->dx));
2810 OPJ_UINT32 tcy0 = opj_uint_max(
2811 (OPJ_UINT32)tilec->y0,
2812 opj_uint_ceildiv(p_tcd->win_y0, image_comp->dy));
2813 OPJ_UINT32 tcx1 = opj_uint_min(
2814 (OPJ_UINT32)tilec->x1,
2815 opj_uint_ceildiv(p_tcd->win_x1, image_comp->dx));
2816 OPJ_UINT32 tcy1 = opj_uint_min(
2817 (OPJ_UINT32)tilec->y1,
2818 opj_uint_ceildiv(p_tcd->win_y1, image_comp->dy));
2819
2820 OPJ_UINT32 shift = tilec->numresolutions - tilec->minimum_num_resolutions;
2821 /* Tolerate small margin within the reduced resolution factor to consider if */
2822 /* the whole tile path must be taken */
2823 return (tcx0 >= (OPJ_UINT32)tilec->x0 &&
2824 tcy0 >= (OPJ_UINT32)tilec->y0 &&
2825 tcx1 <= (OPJ_UINT32)tilec->x1 &&
2826 tcy1 <= (OPJ_UINT32)tilec->y1 &&
2827 (shift >= 32 ||
2828 (((tcx0 - (OPJ_UINT32)tilec->x0) >> shift) == 0 &&
2829 ((tcy0 - (OPJ_UINT32)tilec->y0) >> shift) == 0 &&
2830 (((OPJ_UINT32)tilec->x1 - tcx1) >> shift) == 0 &&
2831 (((OPJ_UINT32)tilec->y1 - tcy1) >> shift) == 0)));
2832 }
2833
2834 /* ----------------------------------------------------------------------- */
2835
opj_tcd_marker_info_create(OPJ_BOOL need_PLT)2836 opj_tcd_marker_info_t* opj_tcd_marker_info_create(OPJ_BOOL need_PLT)
2837 {
2838 opj_tcd_marker_info_t *l_tcd_marker_info =
2839 (opj_tcd_marker_info_t*) opj_calloc(1, sizeof(opj_tcd_marker_info_t));
2840 if (!l_tcd_marker_info) {
2841 return NULL;
2842 }
2843
2844 l_tcd_marker_info->need_PLT = need_PLT;
2845
2846 return l_tcd_marker_info;
2847 }
2848
2849 /* ----------------------------------------------------------------------- */
2850
opj_tcd_marker_info_destroy(opj_tcd_marker_info_t * p_tcd_marker_info)2851 void opj_tcd_marker_info_destroy(opj_tcd_marker_info_t *p_tcd_marker_info)
2852 {
2853 if (p_tcd_marker_info) {
2854 opj_free(p_tcd_marker_info->p_packet_size);
2855 opj_free(p_tcd_marker_info);
2856 }
2857 }
2858
2859 /* ----------------------------------------------------------------------- */
2860